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

plural of partial differential

(US standards of identity) Fresh pork fatty tissue, excluding skin, that has been rendered at a temperature not more than 120 degrees Fahrenheit and is pinkish, fresh-looking, and fresh-smelling.

(calculus) A differential equation that involves the partial derivatives of a function of several variables.

(US, Canada) A variation on the cloverleaf interchange in which there are fewer loop ramps.

(set theory) A partial order.

plural of partial differential equation

plural of partial ordering relation

(US, law, colloquial) intact dilation and extraction

(linguistics, uncommon) A word in a language bearing a deceptive resemblance to a word in another language, and at least one meaning in common, but not all.