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Medical Terms

Root, Prefixes & Suffixes

Word PartMeaningExample
aden gland adenoma (tumor of glandular tissue)
angi vessel angioma (tumor of a vessel)
arthr joint arthritis (inflammation of the joints)
blast immature cell osteoblast (immature bone cell)
brachi arm brachialgia (pain in the arm)
cardi heart cardioactive (having an effect on the heart)
cephal head cephalad (toward the head)
cervic neck cervicodynia (pain in the neck)
chondr cartilage chondroma (tumor of the cartilage)
crani skull craniometry (measurement of the skull)
derm(at) skin dermatitis (inflammation of the skin)
gastr stomach gastritis (inflammation of the lining of the stomach)
gingiv gums gingivitis (inflammation of the gums)
gloss tongue glossitis (inflammation of the tongue)
glyc(y), gluc sugar, glucose hyperglycemia (high blood sugar)
hem(at) blood hematuria (blood in the urine)
hepat liver hepatitis (inflammation of the liver)
hyster uterus hysterectomy (removal of the uterus)
lact, galact milk lactogenic hormone (milk-producing hormone)
lith stone cholelithiasis (condition of gallstones)
mast, mamm breast mastitis (inflammation of the breast)
myo muscle myocardium (heart muscle)
myel marrow, spinal cord myelosuppression (depression of the bone marrow)
nephr kidney nephritis (inflammation of the kidney)
neur nerve neuritis (inflammation of a nerve)
oo egg oocyte (egg cell)
oophor ovary oophorectomy (removal of the ovary)
ophthalm eye ophthalmoscope (an instrument used to view the eye)
path disease pathology (study of disease)
ped, pedia child pediatrics (branch of medicine dealing with the child)
phag eat, swallow dysphagia (difficulty swallowing)
pharyng throat pharyngitis (sore throat)
phleb vein phlebitis (inflammation of the vein)
pneum air, breath pneumothorax (air in the chest)
pneumon, pulmo(n) lung pneumonectomy (removal of the lung)
psych mind psychology (study of the mind)
rhin nose rhinorrhea (discharge from the nose; runny nose)
therm heat hyperthermia (higher than normal temperature)
thorac chest thoracotomy (incision into the chest)
thromb clot thrombolytic (an agent that dissolves a clot)
trache windpipe tracheostomy (incision into the trachea)
a, an lack of without anoxia (without oxygen)
ab away from abduction (movement away from the midline)
ad (af) to toward adduction (movement toward the midline), afferent (toward a center)
ante forward before antenatal (before birth)
anti against anticoagulant (against blood clotting), antibiotic (against life)
bi two biceps (two heads of a muscle)
bio life biology (study of life)
brady slow bradycardia (abnormally slow heart rate)
co, com, con With together congenital (born with)
contra against opposite contralateral (opposite side), contraception (against conception)
cyan blue cyanotic (having a blue coloring)
de away from dehydration (loss of water)
dextro right dextrocardia (heart abnormally shifted to the right)
di two disaccharide (double sugar)
dys difficult dysphagia (difficulty swallowing)
ect, exo extra outside extracellular (outside the cell)
epi on, upon epidermis (upon the dermis)
erythr red erythrocyte (red blood cell)
eu good, well euphoria (sense of well being) eupnea (normal breathing)
hemi, semi one half hemiplegia (paralysis of one half or one side of the body), semilunar valve (valve that resembles a halfmoon)
hyper over above normal hypersecretion (excessive secretion)
hypo under below normal hyposecretion (insufficient secretion)
inter between intercellular (between the cells)
intra within intracellular (within the cells)
leuk(o) white leukocyte (white blood cell)
macro large macrophage (large phagocytic cell)
mal bad malnutrition (bad or inadequate nutrition), malfunction (bad or inadequate function)
micro small microbiology (study of small life such as bacteria)
melan, mele black melena (darkening of the stool by blood pigments)
necr dead necrosis (death as of tissue)
neo new neonate (newborn infant), neoplasm (new growth)
noct night nocturia (excessive urination at night)
olig scanty oliguria (scanty urine)
orth straight orthopnea (ability to breathe easily only in an upright or straight position)
peri around pericardium (membrane surrounding the heart)
pleur rib, side pleural membranes (membranes that enclose the lungs)
poly much, many polyuria (much urine); polysaccharide (many sugars)
post after postnatal (after birth)
pre before prenatal (before birth)
presby elder old presbyopia (diminished vision due to aging)
pseudo FALSE pseudopod (false foot)
retro behind, backward retroperitoneal (behind the peritoneum)
sten narrow mitral valve stenosis (narrowing of the mitral valve)
sub underneath subcutaneous (underneath the skin)
super, supra above suprarenal glands (glands located above the kidneys)
syn with together synergistic muscle (a muscle that works with another muscle)
tachy rapid tachycardia (abnormally rapid heart rate)
trans across transcapillary exchange (movement across the capillary membrane)
-algia pain neuralgia (nerve pain)
-cele hernia omphalocele (umbilical hernia)
-centesis puncture to remove fluid thoracentesis (aspiration of fluid from the chest)
-cide to kill germicide (kills germs)
-cyte cell leukocyte (white blood cell)
-ectomy removal of hysterectomy (removal of the uterus)
-emia blood hypoglycemia (decreased glucose in the blood)
-gram record mammogram (x-ray or record of the breasts)
-iasis condition of cholelithiasis (condition of having gallstones)
-it is nflammation of appendicitis (inflammation of the appendix)
-logy study of physiology physiology (study of the function of the body)
-lysis, lytic breakdown hemolysis (breakdown of blood)
-malacia softening osteomalacia (softening of the bones)
-megaly enlargement hepatomegaly (enlarged liver)
-oma tumor adenoma adenoma (tumor containing glandular tissue)
-osis abnormal condition leukocytosis (abnormal condition of white blood cells)
-ostomy to create an abnormal opening colostomy (an opening into the colon)
-pathy disease nephropathy (disease of the kidney)
-penia deficiency, poor thrombocytopenia (a deficiency of platelets)
-plasty to shape pyloroplasty (to surgically shape the pylorus)
-rrhaphy to suture or sew herniorrhaphy (to repair or sew a hernia)
-rrhea discharge from rhinorrhea (discharge from the nose, a runny nose)
-scopy visualization colonoscopy (insertion of a scope to see the inside of the colon)
-stasis to stand still, stop hemostasis (stop the flow of blood)
-uria urine glucosuria (glucose in the urine)
aden gland adenoma (tumor of glandular tissue)
angi vessel angioma (tumor of a vessel)
arthr joint arthritis (inflammation of the joints)
blast immature cell osteoblast (immature bone cell)
brachi arm brachialgia (pain in the arm)
cardi heart cardioactive (having an effect on the heart)
cephal head cephalad (toward the head)
cervic neck cervicodynia (pain in the neck)
chondr cartilage chondroma (tumor of the cartilage)
crani skull craniometry (measurement of the skull)
derm(at) skin dermatitis (inflammation of the skin)
gastr stomach gastritis (inflammation of the lining of the stomach)
gingiv gums gingivitis (inflammation of the gums)
gloss tongue glossitis (inflammation of the tongue)
glyc(y), gluc sugar, glucose hyperglycemia (high blood sugar)
hem(at) blood hematuria (blood in the urine)
hepat liver hepatitis (inflammation of the liver)
hyster uterus hysterectomy (removal of the uterus)
lact, galact milk lactogenic hormone (milk-producing hormone)
lith stone cholelithiasis (condition of gallstones)
mast, mamm breast mastitis (inflammation of the breast)
myo muscle myocardium (heart muscle)
myel marrow, spinal cord myelosuppression (depression of the bone marrow)
nephr kidney nephritis (inflammation of the kidney)
neur nerve neuritis (inflammation of a nerve)
oo egg oocyte (egg cell)
oophor ovary oophorectomy (removal of the ovary)
ophthalm eye ophthalmoscope (an instrument used to view the eye)
path disease pathology (study of disease)
ped, pedia child pediatrics (branch of medicine dealing with the child)
phag eat, swallow dysphagia (difficulty swallowing)
pharyng throat pharyngitis (sore throat)
phleb vein phlebitis (inflammation of the vein)
pneum air, breath pneumothorax (air in the chest)
pneumon, pulmo(n) lung pneumonectomy (removal of the lung)
psych mind psychology (study of the mind)
rhin nose rhinorrhea (discharge from the nose; runny nose)
therm heat hyperthermia (higher than normal temperature)
thorac chest thoracotomy (incision into the chest)
thromb clot thrombolytic (an agent that dissolves a clot)
trache windpipe tracheostomy (incision into the trachea)
Created by: joniparson1