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Medical Prefixes
Medical Prefixes (CW104)
Word Part | Meaning | Example |
---|---|---|
acu- | sharp, abrupt, sudden | acupuncture, acute |
a-, ad- | towards | adsorbent, adsternal |
a-, an- | without | anesthesia, apathy, anemia |
ab- | from, away, from | abaxial, abnormal, abscess |
allo- | other, another | allopathy, AlloDerm |
ana- | up to, back, again, apart | anaplastic, anabolic |
ante- | before, forwards | antecubital, ante-cibum |
auto- | self | antitoxin, antiseptic, antidepressant |
anti- | against, opposite | autoimmune |
bi- | twice, double | biceps, bisulfite |
brady- | slow | bradycardia, bradytaxia |
cata- | down | catabolism |
circum- | around | circumoral, circumcision |
con- | together | congestion, concurrent |
contra- | against | contraindication |
cuti- | skin | cuticle |
de- | from, away from, down from | decongestant |
deci- | ten | decimal |
di-, dis- | two | distillation, dissect |
dia- | through, complete | dialysis, diarrhea |
dipl-, diplo- | double | diplococcic, diplopia |
dis- | separation | distended |
dur- | hard, firm | durable |
dys- | bad, abnormal | dystrophy, dyspepsia |
e-, ec-, ecto- | out, from out of | ectopic |
en-, endo- | into | endarteritis, endometriosis |
epi- | on, up, against, high | epidermis, epidural |
eu- | well, normal, abundant | eupnea, euphoria |
ex-, exo- | out, from out of | exotropia, excision |
extra- | outside, beyond, in addition | extraoral, extrahepatic |
hemi- | half | hemiplegia |
hetero- | different | heterophilic |
homo- | same | homeopathy, homogenous |
hyper- | above, excessive | hyperalimentation, hypertension |
hypo- | below, deficient | hypodermic, hypovolemic |
im-, in- | not | impotence, inaccurate |
in- | into | invasive |
infra- | below, underneath | infracardiac |
inter- | among, between | intercostal |
intra- | among, between | intravenous, intrauterine |
iso- | equal, same | isomorphic, isotonic |
macro- | large | macrocytic, macrophage |
mal- | bad | mal-micro, malnutrition, malaise |
mega- | large | megavitamin |
megalo- | large | megalomania |
meta- | change, between | metastasize, metacarpal |
micro- | small | micron, microscope |
mono- | one | mononucleosis, monocyte |
neo- | new | antineoplastic, neonate |
non- | not | nontoxic, nonsteroidal |
pan- | all, across, throughout | pandemic, panacea |
para- | beside, to the side of, wrong | paranasal, parasympathetic |
per- | by, through, throughout | percutaneous |
peri- | around | pericardium |
poly- | many | polymorphonuclear, polypharmacy |
post- | behind, after | postpartum, postoperative |
pre- | before, in front | prenatal, premature infant |
primi- | first | primigravida |
pro- | before, in front | proptosis |
pros- | besides, in addition | prosthesis |
psuedo- | false | psuedoplegia |
quadri- | four | quadriplegia |
re-, red- | back, again | reconstitute, reduce |
retro- | backwards, behind | retrovirus, retrocardiac |
semi- | half | semiconscious |
sub- | under, beneath | subcutaneous |
super- | above, in addition, over excessive | supersensitive |
supra- | above, on upper side, excessive | suprarenal |
syn- | together, with | syndrome |
tachy- | rapid | tachypnea |
tetra- | four | tetracycline |
trans- | across, beyond, through | transocular, transfusion |
tri- | three | triceps, tricyclic |
ultra- | beyond, excess, more | ultrasound, ultrasensitivity |
uni- | one | unicellular |