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medical terminology
prefix
Term | Definition | example |
---|---|---|
a- an- | without, not | apnea-without breathing anydrous-without water |
ab- | away from | abnormality-away from normal |
ad- | towrad, to near | adduction-toward the center |
ambi- | both | ambidextrous-use of both hands |
ante- pre- pro- | before | antepartum-before labor or childbirth prenatal-before birth procephalic-anterior part (before) of the head |
anti- contra- | against; opposed to | antibiotic-against bacteria contraindication-opposed to a certain treatment |
auto- | self | autoimmune-immunity to self |
bi- di- | two; both | bilateral-both sides didactylism-condition of two digits on a hand or foot |
bio- | life | biology-study of life |
brady- | slow | bradycardia-slow heart rate |
circum- peri- | around; circular movement | circumorbital-around the orbit (eye) pericardium-around the heart |
con- sym- syn- | with or together | consanguineous-with blood (common ancestry) symbiotic-with life synergy-with energy |
de- | not; from; down | decalcify-removal of calcium |
dia- trans- | across or through | diathermy-through heat transurethral-across the urethra |
dis- | apart; separate | disease-separate from ease |
dys- | faulty; painful; difficult | dysuria-painful urination |
ecto- exo- extra- | outside | ectoderm-outer layer of skin exothermic-release of heat extracellular-outside the cell |
en- endo- intra- | inside; within | enclosed- contained within endocardium-innermost layer (lining)of the heart intra-abdominal-within the abdomen |
epi- | upon | epigastric-upon (above) the stomach |
eu- | normal or good | eupnea-normal breathing |
hemi- semi- | half | hemicardia-half of the heart (right or left) semilunar-half moon |
hyper- | above or excessive; extreme | hyperkalemia-excess potassium (in the blood) |
hypo- infra- sub- | deficient; below under; below | hypoglycemia-low blood sugar inframammary- below the breast subdural- below the dura mater |
inter- | between | intercellular-between cells |
mal- | bad | malaise-bad comfort; discomfort |
meso- | middle | mesophlebiitis-inflammation of the middle layer of the wall of a vein |
meta- | beyond;after; change | metastasis-extension of disease from one part of the to another |
micro- | small | microcardia-small heart |
mono- uni- | one | mononuclear-one nucleus unilateral- one side |
neo- | new | neonatal-new birth |
pachy- | thick | pachyderma-thick skin |
pan- | all | panimmunity-immune to all diseases |
para- | abnormal; alongside; beside | paracystic-alongside the bladder |
per- | through | percutaneous-through the skin |
poly- multi- | many | polycythemia-many red blood cells multidisciplinary- many areas of study |
post- | after | postmortem- after death |
quadri- tetra- | four | quadriplegic- paralysis of all four limbs tetradactylism- condition of only four digits on a hand or foot |
re- | again or back | resorb- absorb again |
retro- | backward or behind | retroflexion- backward bending |
sub- | uber, below | subvaginal-below the vagina |
super- | above or excessive | superficial-near the surface |
supra- | outside or beyond | suprascleral-outside the sclera |
tachy- | fast | tachycardia-rapid heart rate |
tri- | three | trigeminy-three abnormal heartbeats |
ultra- | beyond, excessive | ultrasonic- excessive sound |
e- ec- ex- | out;away | efferent-conduction away from ectomorphic-away from form excrete-separate, cast out |