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Medical Terminology
5-8
Word Part | Definition |
---|---|
mono-, uni- | one |
bi-, di- | two |
tri- | three |
quad-, quadri-, tetra- | four |
centi- | one hundred or one-hundreth |
milli- | one-thousandth (1/1000) |
diplo- | double |
hemi-, semi- | half, partly |
hyper- | excessive, more than normal |
hypo- | beneath or below normal |
multi-, poly- | many |
nulli- | none |
pan- | all |
primi- | first |
super-, ultra- | excessive |
ab- | away from |
ad- | toward |
ante-, pre- | before in time or in place |
circum-, peri- | around |
dia- | through |
ecto-, ex-, exo-, extra- | out, without, away from |
en-, end-, endo- | inside |
epi- | above, on |
hypo-, infra-, sub- | beneath, under |
inter- | bewtween |
intra- | within |
ipsi- | same |
meso-, mid-, medio- | middle |
para- | near, beside, or abnormal |
per- | through or by |
post- | after, behind |
retro- | behind, backward |
super-, supra- | above, beyond |
sym-, syn- | joined together |
trans- | across |
a-, an- | no, not, without |
in- | not or inside |
macro-, mega-, megalo- | large or great (related to size) |
micro- | small (related to size) |
ante-, pre-, pro- | before (related to time) |
post- | after or behind (related to time) |
anti-, contra- | against (related to description) |
brady- | slow (related to description) |
dys- | bad, difficult (related to description) |
eu- | good, normal (related to description) |
mal- | bad (related to description) |
pro- | favoring, supporting (related to description) |
tachy- | fast (related to description) |
anter(o) | front |
poster(o) | back |
ventr(o) | ventral, belly side |
dors(o) | back |
medi(o) | medial, median, middle or nearer the middle |
later(o) | lateral, farther from the midline of the body or from a structure |
super(o) | superior, uppermost or above |
infer(o) | inferior, lowermost or below |
proxim(o) | proximal, nearer the origin or point of attachment |
dist(o), tel(e) | far or distant |
caud(o) | tail |
cephal(o) | cephalad, toward the head |
abdomin(o) | abdomen |
acr(o) | extremities (arms and legs) |
cephal(o) | head |
crani(o) | cranium (skull) |
dactyl(o) | finger or toe |
encephal(o) | brain |
herni(o) | hernia |
omphal(o), umbilic(o) | umbilicus (naval) |
pelv(i) | pelvis |
periton(o) | peritoneum |
pod(o) | foot |
som(a), somat(o) | body |
spin(o) | spine |
thorac(o) | thorax (chest) |
viscer(o) | viscera (large abdominal organs) |
hem(a), hem(o), hemat(o), -emia | blood |
hidr(o) | sweat, perspiration |
hydr(o) | water |
muc(o) | mucus |
py(o) | pus |
sial(o) | saliva; salivary glands |
ur(o)(used to describe cells) | urine; urinary tract |
cellul(o) | little cell or compartment (used to describe cells) |
chrom(o) | color (used to describe cells) |
cyt(o), -cyte | cell |
hemoglobin(o) | hemoglobin (used to describe cells) |
kary(o), nucle(o) | nucleus |
morph(o) | shape; form |
necr(o) | death |
norm(o) | normal |
phil(o) | attraction |
poikil(o) | irregular |
spher(o) | round |
calc(i) | calcium |
kal(i) | potassium |
natr(o) | sodium |
coagul(o) | coagulation |
fibrin(o) | fibrin |
thromb(o) | thrombus; clot |
aer(o) | air or gas |
angi(o), vascul(o) | vessel |
home(o) | sameness; constant |
is(o) | equal |
lith(o) | stone; calculus |
necr(o) | death |
-ant | that which causes |
-ate | to cause an action or the result of an action |
-cidal | killing |
-poiesis | production |
-poietin | that which causes production |
iatr(o) | physician or treatment |
idi(o) | individual |
immu(o) | immunity |
nos(o), path(o) | disease |
seps(o) | infection |
sept(i), sept(o)* | infection; *also means septum |
bacter(i), bacteri(o) | bacteria |
staphyl(o) | grapelike cluster, uvula |
strept(o) | twisted |
fung(i), myc(o) | fungus |
vir(o), virus(o) | virus |
aut(o) | self |
-phylaxis | protection |
vascul(o) | vessel |
aort(o) | aorta |
arter(o), arteri(o) | artery |
arteriol(o) | arteriole |
cardi(o) | heart |
phleb(o), ven(i), ven(o) | vein |
venul(o) | venule |
endocardi(o) | endocardium |
myocardi(o) | myocardium |
pericardi(o) | percardium |
atri(o) | atrium |
coron(o) | crown |
mediastin(o) | mediastinum |
ox(i) | oxygen |
pulmon(o) | lung |
sept(o)* | *septum; partition |
sin(o) | sinus |
steth(o), thorac(o) | chest |
valv(o), valvul(o) | valve |
ventricul(o) | ventricle |
-ole | small |
rhythm(o), rrhythm(o) | rhythm |
de- | down, from, or reversing |
-stenosis | narrowing; stricture |
aneurysm(o) | aneurysm |
ather(o) | yellowish, fatty plaque |
embol(o) | embolus |
aden(o) | gland |
adenoid(o) | adenoids |
lymph(o) | lymph, lymphatics |
lymphaden(o) | lymph node |
lymphangi(o) | lymph vessel |
lymphat(o) | lymphatics |
splen(o) | spleen |
thym(o) | thymus |
tonsill(o) | tonsil |
febrile | fever |
palm | palm |
plantar | sole (foot) |
prone | face laying down |
supine | lying on back |