(music) A form of classical music consisting of a single movement divided into three main sections, the exposition, development and recapitulation, sometimes followed by a coda.

(music) A style of composition in which one contrasting section of music is written between two similar outer sections.

(music) ternary form

A back-formation; a word formed by removing a perceived morpheme from an older word.

To form a word by a back-formation process.

Orbital riveting.

(phonology) A property of a morpheme: the abstract form that the morpheme is postulated to have before any phonological rules have applied to it.

An object, usually in the shape of a block or a plate, used in printing to apply ink on the printed surface.

(logic) The result of replacing parts of an argument with letters, leaving only logic words such as "if" and "for all" unreplaced.

(linguistics) A synonymous but not identical, coexisting form (variation) of a word, such as an accepted alternative spelling.