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Medical terminology

'the language of medicine', ANZ edition

Prefix/Combining form/SuffixMeaning
a- no; not; without
ab- no; not; without
abdomin/o abdomen
-ac pertaining to
acanth/o spiny; thorny
acetabul/o acetabulum (hip socket)
acous/o hearing
acr/o extremities; top; extrem point
acromi/o acromion (extension of shoulder bone)
actin/o light
acu/o sharp; severe; sudden
-acusis hearing
ad- towards
aden/o gland
adenoid/o adenoids
adip/o fat
adren/o adrenal gland
adrenal/o adrenal gland
-aemia blood condition
-aemic pertaining to blood condition
aer/o air
aesthes/o nervous sensation (feelings)
aesthesi/o nervous sensation
-aesthesia nervous sensation
aeti/o cause
af- towards
agglutin/o clumping;sticking together
-agon to assemble,gather
agora- marketplace
-agra excessive pain
-al pertaining to
alb/o white
albin/o white
albumin/o albumin (protein)
alges/o sensitivity to pain
-algesia sensitivity to pain
-algia pain
all/o other
alveol/o alveolus;air sac;small sac
ambly/o dim;dull
-amine nitrogen compound
amni/o amnion (sac surrounding the embryo)
amyl/o starch
an/o anus
-an pertaining to
ana- up;apart;backward;again,anew
andr/o male
aneurysm/o aneurysm (widened blood vessel)
angi/o vessel (blood)
anis/o unequal
ankyl/o stiff
ante- before;forward
anter/o front
anthrac/o coal
anthr/o antrum of the stomach
anti- against
anxi/o uneasy;anxious
aorta/o aorta (largest artery)
-apheresis removal
aphth/o ulcer
apo- off,away
aponeur/o aponeurosis (type of tendon)
append/o appendix
appendic/o appendix
aque/o water
-ar pertaining to
-arche beginning
arter/o artery
arteri/o artery
arteriol/o arteriole (small artery)
arthr/o joint
-arthria articulate (speak distinctly)
articul/o joint
-ary pertaining to
asbest/o asbestos
-ase enzyme
-asthaenia lack of strength
atel/o incomplete
ather/o plaque (fatty substance)
-ation process;condition
atri/o atrium (upper heart chamber)
audi/o hearing
audit/o hearing
aur/o ear
auricul/o ear
auto- self,own
axill/o armpit
azot/o urea;nitrogen
bacill/o bacilli (bacteria)
bacteri/o bacteria
balan/o glans penis
bar/o pressure;weight
bas/o base;opposite of acid
bi- two
bi/o life
bil/i bile;gall
bilirubin/o bilirubin
-blast embryonic;immature
-blastoma immature tumour (cells)
blephar/o eyelid
bol/o cast;throw
brachi/o arm
brachy- short
brady- slow
bronch/o bronchial tube
bronchi/o bronchial tube
bronchiol/o bronchiole
bucc/o cheek
bunion/o bunion
burs/o bursa (sac of fluid near joints)
byssin/o cotton dust
cac/o bad
caec/o caecum (first part of the colon)
calc/o calcium
calcane/o calcaneus (heel bone)
calci/o calcium
cali/o calyx
calic/o calyx
capillary/o capillary (tiniest blood vessel)
capn/o carbon dioxide
-capnia carbon dioxide
carcin/o cancerous;cancer
cardi/o heart
carp/o wrist bones (carpals)
cata- down
caud/o tail;lower part of the body
caus/o burn;burning
cauter/o heat;burn
-cele hernia
celi/o belly;abdomen
-centesis surgical puncture to remove fluid
cephal/o head
cerebell/o cerebellum (posterior part of the brain)
cerebr/o cerebrum (largest part of the brain)
cerumin/o cerumen
cervic/o neck;cervix (neck of uterus)
-chalasia relaxation
-chalasis relaxation
cheil/o lip
chem/o drug;chemical
-chezia defecation;elimination of wastes
chir/o hand
chlor/o green
chlorhydr/o hydrochloric acid
chol/e bile;gall
cholangi/o bile vessel
cholecyst/o gallbladder
choledoch/o common bile duct
cholesterol/o cholesterol
chondr/o cartilage
chore/o dance
chori/o chorion (outermost membrane of the fetus)
chorion/o chorion
choroid/o choroid layer of eye
chrom/o colour
chron/o time
chym/o to pour
cib/o meal
-cide killing
-cidal pertaining to killing
cine/o movement
cirrh/o orange-yellow
cis/o to cut
-clasis to break
-clast to break
claustr/o enclosed space
clavicul/o clavicle (collar bone)
-clysis irrigation;washing
coagul/o coagulation (clotting)
-coccus (pl.-cocci) berry-shaped bacterium
coccyg/o coccyx (tail bone)
cochle/o cochlea (inner part of the ear)
col/o colon (large intestine)
colp/o vagina
comat/o deep sleep
comi/o to care for
con- together,with
coni/o dust
conjunctiv/o conjunctiva (lines the eyelids)
-constriction narrowing
contra- against;opposite
cor/o pupil
core/o pupil
corne/o cornea
coron/o heart
corpor/o body
cortic/o cortex,outer region
cost/o rib
crani/o skull
cras/o mixture;temperament
crin/o secrete
-crine secrete;separate
-crit to separate
cry/o cold
crypt/o hidden
culd/o cul-de-sac
-cusis hearing
cutane/o skin
cyan/o blue
cycl/o ciliary body of eye;cycle;circle
-cyesis pregnancy
cyst/o urinary bladder;cyst;sac of fluid
cyt/o cell
-cyte cell
-cytosis condition of cells; slight increase in numbers
dacry/o tear
dacryoaden/o tear gland
dacryocyst/o tear sac;lacrimal sac
dactyl/o fingers;toes
de- lack of;down;less;removal of
dem/o people
dent/i tooth
derm/o skin
-derma skin
dermat/o skin
desicc/o drying
-desis to bind, tie together
dia- complete;through
diaphor/o sweat
-dilation widening;stretching;expanding
dipl/o double
dips/o thirst
dist/o far;distant
dors/o back (of body)
dorsi- back
-dote to give
-drome to run
duct/o to lead, carry
duoden/o duodenum
dur/o dura mater
-dynia pain
dys- bad;painful;difficult;abnormal
-eal pertaining to
ec- out;outside
echo- reflected sound
-ectasia stretching;dilation;expansion
-ectasis stretching;dilation;expansion
ecto- out;outside
-ectomy removal;excision;resection
-elasma flat plate
electr/o electricity
em- in
-ema condition
-emesis vomiting
emmetr/o in due measure
en- in;within
encephal/o brain
endo- in;within
enter/o intestines (usually small intestine)
eosin/o red;rosy;dawn-coloured
epi- above;upon;on
epididym/o epididymis
epiglott/o epiglottis
episi/o vulva (external female genitalia)
epitheli/o skin;epithelium
equin/o horse
-er one who
erg/o work
erythem/o flushed;redness
erythr/o red
-esis condition
eso- inward
ethm/o sieve
eu- good;normal
-eurysm widening
ex- out;away from
exanthemat/o rash
exo- out;away from
extra- outside
faci/o face
fasci/o fascia (membrane supporting muscles)
femor/o femur (thigh bone)
-ferent to carry
fibr/o fibre
fibros/o fibrous connective tissue
fibul/o fibula
-fication process of making
-fida split
flex/o to bend
fluor/o luminous
follicul/o follicle;small sac
-form resembling;in the shape of
fung/i fungus;mushroom
furc/o forking;branching
-fusion to pour; to come together
galact/o milk
ganglion/o ganglion;collection of nerve cell bodies
gastr/o stomach
-gen producing;forming
-genesis producing;forming
-genic produced by or in
ger/o old age
gest/o pregnancy
gester/o pregnancy
gingiv/o gum
glauc/o grey
gli/o glue;neuroglial tissue (supportive tissue of nervous system)
-globin protein
-globulin protein
glomerul/o glomerulus
gloss/o tongue
gluc/o glucose;sugar
glyc/o glucose;sugar
glycogen/o glycogen;animal starch
glycos/o glucose;sugar
gnos/o knowledge
gon/o seed
gonad/o sex glands
goni/o angle
-grade to go
-gram record
granul/o granule(s)
-graph instrument for recording
-graphy process of recording
gravid/o pregnancy
-gravida pregnant woman
gynaec/o woman;female
haem/o blood
haemat/o blood
haemoglobin/o haemoglobin
hallucin/o hallucination
hemi- half
hepat/o liver
herni/o hernia
-hexia habit
hidr/o sweat
hist/o tissue
histi/o tissue
home/o sameness;unchanging;constant
hormon/o hormone
humer/o humerus (upper arm bone)
hydr/o water
hyper- above;excessive
hypn/o sleep
hypo- deficient;below;under;less than normal
hypophys/o pituitary gland
hyster/o uterus;womb
-ia condition
-iac pertaining to
-iasis abnormal condition
iatr/o treatment;physician
-ic pertaining to
-ical pertaining to
ichthy/o dry;scaly
-icle small
idi/o unknown;individual;distinct
ile/o ileum
ili/o ilium
immun/o immune;protection;safe
in- in;into;not
-in,-ine a substance
-ine pertaining to
infra- below;inferior to; beneath
inguin/o groin
insulin/o insulin (pancreatic hormone)
inter- between
intra- within;into
iod/o iodine
ion/o ion;to wander
-ion process
-ior pertaining to
ipsi- same
ir- in
ir/o iris (coloured portion of eye)
irid/o iris (coloured portion of eye)
is/o same;equal
isch/o to hold back;back
ischi/o ischium (part of hip bone)
-ism process;condition
-ist specialist
-itis inflammation
-ium structure;tissue
jaund/o yellow
jejun/o jejunum
kal/i potassium
kary/o nucleus
kerat/o horny,hard;cornea
kern- nucleus (collection of nerve cells in the brain)
ket/o ketones;acetones
keton/o ketones;acetones
kines/o movement
kinesi/o movement
-kinesia movement
-kinesis movement
klept/o to steal
kyph/o humpback
labi/o lip
lacrim/o tear;tear duct;lacrimal duct
lact/o milk
lamin/o lamina (part of vertebral arch)
lapar/o abdominal wall;abdomen
-lapse to slide,fall,sag
laryng/o larynx (voice box)
later/o side
leiomy/o smooth (visceral)muscle
-lemma sheath,covering
-lepsy seizure
lept/o thin,slender
-leptic to seize,take hold of
leth/o death
leuk/o white
lex/o word;phrase
-lexia word;phrase
ligament/o ligament
lingu/o tongue
lip/o fat;lipid
-listhesis slipping
lith/o stone;calculus
-lithiasis condition of stones
-lithotomy incision (for removal)of a stone
lob/o lobe
log/o study of
-logy study of
lord/o curve;swayback
-lucent to shine
lumb/o lower back;loin
lute/o yellow
lux/o to slide
lymph/o lymph
lymphaden/o lymph gland (node)
lymphangi/o lymph vessel
-lysis breakdown;separation;destruction;loosening
-lytic to reduce,destroy;separate
macro- large
mal- bad
-malacia softening
malleol/o malleolus
mamm/o breast
mandibul/o mandible (lower jaw bone)
-mania obsessive preoccupation
mast/o breast
mastoid/o mastoid process (behind the ear)
maxill/o maxilla (upper jaw bone)
meat/o meatus (opening)
medi/o middle
mediastin/o mediastinum
medull/o medulla (inner section);middle;soft,marrow
mega- large
-megaly enlargement
melan/o black
men/o menses;menstruation
mening/o meninges (membranes covering the spinal cord and brain)
meningi/o meninges
ment/o mind;chin
meso- middle
meta- change;beyond
metacarp/o metacarpals (hand bones)
metatars/o metatarsals (foot bones)
-meter measure
metri/o uterus (womb)
metr/o uterus (womb);measure
mi/o smaller;less
micro- small
-mimetic mimic;copy
-mission to send
mon/o one;single
morph/o shape;form
mort/o death
-mortem death
-motor movement
muc/o mucus
mucos/o mucous membrane (mucosa)
multi- many
mut/a genetic change
mutagen/o causing genetic change
my/o muscle
myc/o fungus
mydr/o wide
myel/o spinal cord;bone marrow
myocardi/o myocardium (heart muscle)
myom/o muscle tumour
myos/o muscle
myring/o tympanic membrane (eardrum)
myx/o mucus
narc/o numbness;stupor;sleep
nas/o nose
nat/i birth
natr/o sodium
necr/o death
nect/o to bind,tie,connect
neo- new
nephr/o kidney
neur/o nerve
neutr/o neither;neutral;neutrophil
nid/o nest
noct/i night
norm/o rule;order
nos/o disease
nucle/o nucleus
nuli- none
nyct/o night
obstetr/o midwife
ocul/o eye
odont/o tooth
odyn/o pain
-oedema swelling
oesophag/o oesophagus
oestr/o female
-oid resembling
-ole little;small
olecran/o olecranon (elbow)
olig/o scanty
om/o shoulder
-oma tumour;mass;fluid collection
omphal/o umbilicus (navel)
onc/o tumour
-one hormone
onych/o nail (of fingers or toes)
o/o egg
oophor/o ovary
-opaque obscure
ophthalm/o eye
-opia vision
-opsia vision
-opsy view of
opt/o eye;vision
optic/o eye;vision
-or one who
or/o mouth
orch/o testis
orchi/o testis
orchid/o testis
-orexia appetite
orth/o straight
-ose full of;pertaining to;sugar
-osis condition,usually abnormal
-osmia smell
ossicul/o ossicle (small bone)
oste/o bone
-ostosis condition of bone
ot/o ear
-otia ear condition
-ous pertaining to
ov/o egg
ovari/o ovary
ovul/o egg
ox/o oxygen
-oxia oxygen
oxy- swift;sharp;acid
oxysm/o sudden
pachy- heavy;thick
paed/o child;foot
-penia deficiency
palat/o palate (roof of the mouth)
palpebr/o eyelid
pan- all
pancreat/o pancreas
papill/o nipple-like;optic disc
par- other than;abnormal
para- near;beside;abnormal;apart from;along the side of
-para to bear,bring forth (live births)
-parous to bear,bring forth
parathyroid/o parathyroid glands
-paresis paralysis
-pareunia sexual intercourse
-partum birth;labour
patell/a patella
patell/o patella
path/o disease
-pathy disease;emotion
pector/o chest
pelv/i pelvic bone;hip
pend/o to hang
-pepsia digestion
per- through
peri- surrounding
perine/o perineum
peritone/o peritoneum
perone/o fibula
-pexy fixation;to put in place
phae/o dusky;dark
phaec/o lens of eye
phag/o eat;swallow
-phage eat;swallow
-phagia eating;swallowing
phak/o lens of eye
phalang/o phalanges (fingers and toes)
phall/o penis
pharmac/o drug
pharmaceut/o drug
pharyng/o throat (pharynx)
phas/o speech
-phasia speech
-pheresis removal
phil/o like;love;attraction to
-phil attraction for
-philia attraction for
phim/o muzzle
phleb/o vein
phob/o fear
-phobia fear
phon/o voice;sound
-phonia voice;sound
-phor/o to bear
-phoresis carrying;transmission
-phoria to bear,carry;feeling (mental state)
phot/o light
phren/o diaphragm;mind
-phthisis wasting away
-phylaxis protection
physi/o nature;function
-physis to grow
phyt/o plant
-phyte plant
pil/o hair
pineal/o pineal gland
pituitar/o pituitary gland
-plakia plaque
plant/o sole of the foot
plas/o development;formation
-plasia development;formation;growth
-plasm formation
-plastic pertaining to foramtion
-plasty surgical repair
ple/o more;many
-plegia paralysis;palsy
-plegic paralysis;palsy
pleur/o pleura
plex/o plexus;network (of nerves)
-pnoea breathing
pneum/o lung;air;gas
pneumon/o lung;air;gas
pod/o foot
-poiesis formation
-poietin substance that forms
poikil/o varied;irregular
pol/o extreme
polio- grey matter (of brain or spinal cord)
poly- many;much
polyp/o polyp;small growth
pont/o pons (a part of the brain)
-porosis condition of pores (spaces)
post- after;behind
poster/o back (of body);behind
-prandial meal
-praxia action
pre- before;in front of
presby/o old age
primi- first
pro- before;forward
-scopy visual examination
scot/o darkness
seb/o sebum
sebace/o sebum
sect/o to cut
semi- half
semin/i semen;seed
seps/o infection
sial/o saliva
sialaden/o salivary gland
sider/o iron
sigmoid/o sigmoid colon
silic/o glass
sinus/o sinus
-sis state of;condition
-sol solution
somat/o body
-some body
somn/o sleep
-somnia sleep
son/o sound
-spadia to tear,cut
-spasm sudden contraction of muscles
sperm/o spermatozoa;sperm cells
spermat/o spermatozoa;sperm cells
sphen/o wedge;sphenoid bone
spher/o globe-shaped;round
sphygm/o pulse
-sphyxia pulse
splanchn/o viscera (internal organs)
spin/o spine (back bone)
squam/o scale
-stalsis contraction
staped/o stapes (middle ear bone)
staphyl/o clusters;uvula
-stasis to stop;control;place
-static pertaining to stopping;controlling
steat/o fat,sebum
-stenosis tightening;stricture
ster/o solid structure;steroid
stere/o solid;three-dimensional
stern/o sternum (breast bone)
steth/o chest
-sthaenia strength
-stitial to set;pertaining to standing or positioned
stomat/o mouth
-stomia condition of mouth
-stomy new opening (to form a mouth)
strept/o twisted chians
styl/o pole or stake
sub- under;below
submaxill/o mandible (lower jaw bone)
-suppression to stop
supra- above,upper
sym- together;with
syn- together;with
syncop/o to cut off,cut short;faint
syndesm/o ligament
synov/o synovial;synovial membrane;sheath around a tendon
syring/o tube
tachy- fast
tars/o tarsus;hindfoot or ankle (seven bones between the foot and the leg)
tax/o order;coordination
tel/o complete
tele/o distant
ten/o tendon
tendin/o tendon
-tension pressure
terat/o monster;malformed fetus
test/o testis (testicle)
tetra- four
thalam/o thalamus
thalass/o sea
the/o put;place
thec/o sheath
thel/o nipple
therapeut/o treatment
-therapy treatment
therm/o heat
thorac/o chest
-thorax chest;pleural cavity
thromb/o clot
thym/o thymus gland
-thymia mind(condition of)
-thymic pertaining to mind
thyr/o thyroid gland;shield
thyroid/o thyroid gland
tibi/o tibia (shin bone)
-tic pertaining to
toc/o labour;birth
-tocia labour;birth (condition of)
-tocin labour;birth (a substance for)
tom/o to cut
-tome instrument to cut
-tomy process of cutting
ton/o tension
tone/o to stretch
tonsill/o tonsil
top/o place;position;location
tox/o poison
toxic/o posion
trache/o trachea (windpipe)
trans- across;through
-tresia opening
tri- three
trich/o hair
trigon/o trigone (area within the bladder)
-tripsy to crush
troph/o nourishment;development
-trophy nourishment;development
-tropia to turn
-tropic turning
-tropin stimulate;act on
tympan/o tympanic membrane (eardrum);middle ear
-type classification;picture
-ule little;small
uln/o ulna (medial lower arm bone)
ultra- beyond;excess
-um structure;tissue;thing
umbilic/o umbilicus (navel)
ungu/o nail
uni- one
ur/o urine;urinary tract
ureter/o ureter
urethr/o urethra
-uria urination;condition of urine
urin/o urine
-us structure;thing
uter/o uterus (womb)
uve/o uvea,vascular layer of eye (iris,choroid,ciliary body)
uvul/o uvula
vag/o vagus nerve
vagin/o vagina
valv/o valve
valvul/o valve
varic/o varicose veins
vas/o vessel;duct;vas deferens
vascul/o vessel (blood)
ven/o;ven/i vein
vener/o venereal (sexual contact)
ventr/o belly side of body
ventricul/o ventricle (of heart or brain)
venul/o venule (small vein)
-verse to turn
-version to turn
vertebr/o vertebra (back bone)
vesic/o urinary bladder
vesicul/o seminal vesicle
vestibul/o vestibule of the inner ear
viscer/o internal organs
vit/o life
vitr/o glass
vitre/o vitreous body (of the eye)
viv/o life
vol/o to roll
vulv/o vulva (female external genitalia)
xanth/o yellow
xen/o stranger
xer/o dry
xiph/o sword
-y condition;process
zo/o animal life
Created by: reneeyu
 

 



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