(linguistics) A compound word or expression consisting of both native and foreign elements; a loanblend.

plural of partial differential

(Roman Catholicism) A kind of indulgence that varies in worth depending on the degree of fervor with which the person performs the recommended actions.

Alternative form of overpartial

A localized electrical breakdown of a small portion of a solid or fluid electrical insulator when being applied to high voltage.

(physics) an electric charge that is less than the charge on an electron; for example, that of a quark

(mathematics) A derivative with respect to one variable of a function of several variables with the other variables held constant.

(mathematics) A function whose domain is a subset of the set on which it is formally defined; i.e., a function f: X→Y for which values f(x) are defined only for x ∈ W, where W ⊆ X.

A region of low atmospheric pressure, especially one in which most of the air has been pumped out.

(computing) An attribute of a relation that depends on a key but also on a part of such key; this is a violation of second normal form.