Ergot.—Smut of rye. A poisonous fungus growth.

Etiology.—The science of the causes of disease.

Eustachian valve.—A valve of the heart.

Excoriation.—A chafing or abrasion of the skin.

Excretion.—Anything thrown off from the system.

Excretory.—Throwing off matter.

Exosmosis.—Passage of liquids through membranes outward.

Fallopian Tubes.—Tubes from ovaries to uterus. Oviducts.

Fauces.—The upper part of the throat.

Feces.—Discharge from the bowels. Excrement.