- Adjective. (mathematics) Assigning finite values to finite quantities.
- Adjective. (mathematics) Describing a function expressible as (which is not linear, but is similar).
- Adjective. (mathematics) Of or pertaining to a transformation that maps parallel lines to parallel lines and finite points to finite points.
- Adjective. (comparable, chemistry) Having mutual affinity, of two materials.
- Noun. (genealogy) A relative by marriage.
- Verb. To refine.