Heteroscian :: Heteroscian (n.) One who lives either north or south of the tropics, as contrasted with one who lives on the other side of them; -- so called because at noon the shadows always fall in opposite directions (the one northward, the other southward)..
Heterosis :: Heterosis (n.) A figure of speech by which one form of a noun, verb, or pronoun, and the like, is used for another, as in the sentence: What is life to such as me?.
Heterosomati :: Heterosomati (n. pl.) An order of fishes, comprising the flounders, halibut, sole, etc., having the body and head asymmetrical, with both eyes on one side. Called also Heterosomata, Heterosomi..