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Medical Terms Prefix
Medical Terms Prefixes (From Emergency Care and Transportation of the Sick and )
Term | Definition |
---|---|
a-, an- | without, lack of |
ab- | away from |
abdomi(n)- | abdomen |
acr(o)- | extremity |
ad- | to, toward |
aden(o)- | gland |
ana- | up, back, again |
angio- | vessel |
ante- | before, foreward |
anti- | against, opposed to |
arteri(o)- | artery |
arthro- | joint |
auto- | self |
bi- | two |
bi(o)- | life |
blast(o)- | germ or cell |
blephar(o)- | eyelid |
brady- | slow |
calc- | stone; heel |
cardi(o)- | heart |
cephal(o)- | head |
cerebr(o)- | cerebrum |
cervic(o)- | neck; cervix |
chole- | bile |
chondr(o)- | cartilage |
circum- | around, about |
contra- | against, opposite |
cost(o)- | rib |
cyan(o)- | blue |
cyst(o)- | bladder; any fluid-containing sac |
cyt(o)- | cell |
de- | down from |
dermat(o)- | skin |
di- | twice, double |
dia- | through, completely |
dys- | difficult, painful, abnormal |
ect(o)- | out from |
electro- | pertaining to electricity |
end(o)- | within |
enter(o)- | intestines |
epi- | upon, on |
erythr(o)- | red; erythrocytes (red blood cells) |
eu- | easy, good, normal |
ex(o)- | outside |
extra- | outside; in addition |
gastr(o)- | stomach |
glyc(o)- | sugar |
gynec(0)- | females; female reproductive organs |
hemat(o)- | blood |
hemi- | half |
hemo- | blood |
hepat(o)- | liver |
hom- | same or like |
hydr(o)- | water |
hyper- | over, excessive |
hypo- | under, deficient |
hyster(o)- | pertaining to the uterus |
infra- | below |
inter- | between |
intra- | within |
iso- | equal |
latera- | side |
leuk(o)- | pertaining to anything white or to leukocytes (white blood cells) |
lith(o)- | pertaining to a stone |
macro- | large |
mal- | bad or abnormal |
medi- | middle |
mega- | large |
mening(o)- | pertaining to a membrane, particularly the meninges |
micro- | small |
mono- | one |
myel(o)- | pertaining to the spinal cord, the bone marrow, or myelin |
my(o)- | pertaining to muscle |
nas(o)- | pertaining to the nose |
ne(o)- | new |
nephr(o)- | pertaining to the kidney |
neur(o)- | pertaining to a nerve or the nervous system |
noel- | night |
olig(o)- | little, deficient |
oophor(o)- | pertaining to the ovary |
ophthalm(o)- | pertaining to the eye |
orchid(o)- | pertaining to the testicles |
orchi(o)- | pertaining to the testicles |
ortho- | straight or normal |
oste(o)- | pertaining to bone |
ot(o)- | pertaining to the ear |
para- | by the side of |
path(o)- | pertaining to disease |
per- | through |
peri- | around |
phag(o)- | pertaining to eating, ingesting, or engulfing |
pharyng(o)- | pertaining to the throat, or pharynx |
phleb(o)- | pertaining to a vein |
pneum(o)- | pertaining to respiration, the lungs, or air |
poly- | many |
post- | after, behind |
pre- | before |
pro- | before, in front of |
proct(o)- | pertaining to the rectum |
pseud(o)- | false |
psych(o)- | pertaining to the mind |
pulm(o)- | pertaining to the lung |
pyel(o)- | pertaining to the kidney or pelvis |
py(o)- | pertaining to pus |
quadr(i)- | four |
retr(o)- | backward or behind |
rhin(o)- | pertaining to the nose |
salping(o)- | pertaining to a tube |
scler(o)- | hard; also means pertaining to the sclera |
semi- | half or partial |
sub- | under, moderately |
super- | above, excessive, or more than normal |
supra- | above |
!achy- | fast |
thorac(o)- | pertaining to the chest |
trans- | across |
tri- | three |
uni- | one |
vas(o)- | vessel |