Webster's New World Medical Dictionary

engram
An enduring change in the brain that is
postulated to account for the persistence of memory.
enophthalmos
Sunken eyeball. Enophthalmos
can be a sign of severe dehydration.
enoxaparin
A low-molecular-weight version of
heparin that acts like heparin as an anticoagulant
medication. Enoxaparin is used to prevent throm-
boembolic complications (blood clots that travel
from their site of origin through the bloodstream to
clog another vessel) and in the early treatment of
blood clots in the lungs (pulmonary embolisms).
ENT
Ears, nose, and throat. An ENT physician is a
specialist in the diagnosis and treatment of disor-
ders of the head and neck, particularly those of the
ears, nose, and throat. ENT physicians are also
known as otolaryngologists.
Entamoeba histolytica
The agent that causes
amebic dysentery. Entamoeba histolytica is a single-
celled parasite that is transmitted to humans via
contaminated water and food. It can also infect the
liver and other organs. See also 
amebiasis; amebic
colitis; amebic dysentery.
enteric
Of or relating to the small intestine.
enteric-coated medication
A medication that is
coated with a material that allows transit through
the stomach to the small intestine before the med-
ication is released. Aspirin, which commonly causes
stomach irritation and upset, is among the medica-
tions that may have enteric coating.
enteritis, Crohn’s
See 
Crohn’s enteritis.
enteritis, regional
See 
Crohn’s disease.
entero-
Prefix referring to the intestine, as in
enteropathy (a disease of the intestine) and
enterospasm (a painful, intense contraction of the
intestine).
enterobiasis
See 
pinworm infestation.