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Medical Word Parts - Letter: e
Term
Definition
ec-
outside, out
echin/o
spiny, prickly
echo-
reflected sound
eco-
environment
-ectasis
dilation, stretching
ecto-
out, outward
-ectomy
removal, excision
ectr/o
congenital absence
-edema
swelling
ele/o
oil
electro/o
electricity
embryo-
related to embryo
-emesis
vomiting
-emia
condition of the blood
emmetr/o
correct measure
en-
in, within
enanti/o
opposed, opposite
encephal/o
brain
end-
within, inner
endo-
within
endocardi/o
endocardium (inner lining of the heart)
endometri/o
endometrium (mucous membrane lining the uterus)
ent-
within, inside
enter/o
small intestines
eosin/o
rose-colored
epi-
above, on, following
epididym/o
epididymis (structure within the scrotum that stores sperm)
epiglott/o
epiglottis (cartilage that prevents food from entering the trachea)
episi/o
vulva
epitheli/o
epithelium
equi-
equal
erethism/o
irritation
erg-
work
ergo-
work, energy
erythr/o
red
erythrocyt/o
red blood cell
eschar/o
scab
eso-
inward
esophag/o
esophagus
esthes/o
nerve sensation, feeling
-esthesia
sensation, feeling
eti/o
cause
eu-
normal, good
eury-
wide, broad
ex-
out, away from
exo-
outside, outward
extra-
outside of, beyond