elevate: Latin elevatus = raised up, hence, to raise up, and elevation = a raised part.
emboliformis: adjective, Greek embolus = wedge or blocking matter.
embryo: Greek en = within, and bryein = to swell or grow, hence the early stage of intrauterine development.
eminence: Latin eminens = projecting, hence, a projection (usually smooth).
emissary: adjective, Latin e = out, and emissum = sent out; emissary vein, one connecting intra- with extra-cranial venous channels.
encephalon: Greek en = within, and kephalos = head, hence, the brain.
endocardium: Greek endo = within, and kardia = heart, hence, the endothelial lining of the chambers of the heart.
endocranium: Greek endo = within, and kranion = skull, hence, the outer endostial layer of the dura mater.
endocrine: Greek endo = within, and krinein = to separate, hence, the organs that ductlessly secrete their products into the bloodstream.
endoderm: Greek endo = within, and derm = skin, hence, the germ layer of the embryo that gives rise to epithelium of the gastrointestinal and respiratory tracts.
endolymph: Greek endo = within, and Latin lympha = clear water, hence the fluid within the membranous labyrinth of the internal ear.
endometrium: Greek endo = within, and metra = uterus, hence the mucosal lining of the uterine cavity.
endothelium: Greek endo = within, and thele = the nipple; the squamous epithelium lining the heart and blood vessels.
ependyma: Greek = an upper garment. It may refer to a vest or singlet, i.e. an under-garment, hence, the lining membrane of the ventricles of the brain and central canal of the spinal cord.
epicanthus: Greek epi = upon, and kanthos = corner, hence, the fold of skin over the inner angle of the upper eyelid, a normal characteristic in certain races, and a congenital anomaly in others.
epicardium: Greek epi = upon, and kardia = heart, hence, the visceral layer of serous pericardium which covers the heart.
epicondyle: Greek epi = upon, and kondylos = knuckle, hence a prominence on a condyle of the humerus or femur.
epicranial: adjective, Greek epi = upon, and kranion = skull, hence, the epicranial aponeurosis (galea) connecting frontalis to occipitalis muscles.
epidermis: Greek epi = upon, and derm = skin, hence, the most external layer of the skin.
epididymis: Greek epi = upon, and didymos = testis, hence, the organ perched posterosuperior to the testis.
epidural: adjective, Greek epi = upon, Latin dura = tough, hence, external to dura mater.
epigastrium: Greek epi = upon, and gaster = belly, hence, the upper median zone of the abdomen.
epiglottis: Greek epi = upon, and glottis = larynx, hence the uppermost part of the larynx.
epimysium: Greek epi = upon, and mys = muscle, hence the connective tissue surrounding an entire muscle.
epiphysis: Greek epi = upon, and physis = growth, hence, the end of a long bone beyond the cartilaginous growth disc, adjective - epiphysial.
epiploic: adjective, Greek epiploon = a net, which the greater omentum resembles with fat entangled in it.
epithelium: Greek epi = upon, and thele = the nipple; the cell layer lining the internal and external surfaces of the body.
extend: Latin extendo = extend or stretch out, hence, extension = extended or straightened; the position opposite to the flexed or bent.
external: adjective, Latin externus = outward, hence, further from the inside.
extraperitoneal: adjective, Latin extra = outside, Greek peri = around and teinein = stretched, hence outside the serous membrane stretched around the inside of the abdominal wall and around the viscera.
extrapyramidal: Latin extra = outside, and pyramidal (q.v.), hence descending nerve tracts that do not traverse the pyramids of the medulla.
extrinsic: Latin extrinsecus = from without, hence (usually) a muscle (usually) originating outside the part on which it acts.
