com·pound 1 
(kŏm-pound, kəm-, kŏmpound′)
(kŏm-pound, kəm-, kŏmpound′)v. com·pound·ed, com·pound·ing, com·pounds
v.tr.
1. To combine so as to form a whole; mix: Tin was often compounded with lead to make pewter.
2. To produce or create by combining two or more ingredients or parts; compose or make up: pharmacists compounding prescriptions.
3. To settle (a debt, for example) by agreeing on an amount less than the claim; adjust.
4. To compute (interest) on the principal and accrued interest.
5.
a. To add to or intensify so as to make worse: "The university authorities ... compounded their crime in dismissing [the professor] by denying that their action ... reflected any abridgment of academic freedom" (John Kenneth Galbraith).
b. To make worse by being an additional or intensifying factor: High winds compounded the difficulties of the firefighters.
v.intr.
1. To combine in or form a compound.
2. To come to terms; agree.
adj. (kŏmpound′, kŏm-pound, kəm-)
1. Consisting of two or more substances, ingredients, elements, or parts.
2. Botany Composed of more than one part: a compound pistil.
n. (kŏmpound′)
1. A combination of two or more elements or parts.
2. Linguistics A word that consists either of two or more elements that are independent words, such as loudspeaker, self-portrait, or high school, or of specially modified combining forms of words, such as Greek philosophia, from philo-, "loving," and sophia, "wisdom."
3. Chemistry A pure, macroscopically homogeneous substance consisting of atoms or ions of two or more different elements in definite proportions that cannot be separated by physical means. A compound usually has properties unlike those of its constituent elements.
[Alteration of Middle English compounen, from Old French componre, compondre, to put together, from Latin compōnere; see COMPONENT.]
com·pounda·ble adj.
com·pounder n.