AFFINE

affinal, affine

(adjective) (anthropology) related by marriage

affine

(adjective) (mathematics) of or pertaining to the geometry of affine transformations

affine

(noun) (anthropology) kin by marriage

Source: WordNet® 3.1

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Etymology

Adjective

affine (comparative more affine, superlative most affine)

(mathematics) Assigning finite values to finite quantities.

(geometry) Of or pertaining to a function expressible as $\backslash (f(\backslash vec\; x)=\; A\; \backslash vec\; x\; +\; \backslash vec\; b\; \backslash )$ (where $\backslash (A\backslash )$ is a linear transformation and $\backslash (\backslash vec\; b\backslash )$ is a constant), which, regarded as a transformation, maps parallel lines to parallel lines and finite points to finite points.

(comparable, chemistry) Of two materials, having mutual affinity.

Noun

affine (plural affines)

(anthropology, genealogy) A relative by marriage, an in-law.

Synonyms

• (relative by marriage): in-law

Verb

affine (third-person singular simple present affines, present participle affining, simple past and past participle affined)

To refine.

Source: Wiktionary

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Af*fine", v. t. Etym: [F. affiner to refine; (L. ad) + fin fine. See Fine.]

Definition: To refine. [Obs.] Holland.

Source: Webster’s Unabridged Dictionary 1913 Edition

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