| Part of Speech | Definition | |
| Adjective | 1. Containing or having two right angles; as, a birectangular spherical triangle.[Websters]
2. Rarely used base adjective of the adverb birectangularly.[Eve - graph theoretic] | |
| Adverb Form (birectangularly) | 1. Virtually never used adverbial inflection of the rarely used adjective birectangular.[Eve - graph theoretic] | |
Source: Webster's Revised Unabridged Dictionary (1913), compiled from various sources, under license. | Top | |
Date "BIRECTANGULAR" was first used in popular English literature: sometime before 1914. (references) |
| Note: Birectangular \Bi`rec*tan"gu*lar\, adjective. [Prefix bi- rectangular.]. (references) |
