trigonous

[ trig-uh-nuhs ]

adjective

1. having three angles or corners, as a stem or seed; triangular.

trigonous

/ ˈtrɪɡənəs /

adjective

1. (of stems, seeds, and similar parts) having a triangular cross section

Word History and Origins

Origin of trigonous¹

1750–60; < Latin trigōnus triangular < Greek trígōnos. See tri-, -gon, -ous

Example Sentences

It is very much flattened in Paspalum scrobiculatum, but somewhat trigonous in Digitaria sanguinalis.

From Project Gutenberg

Grain is oblong shining light reddish brown, narrowed at both ends and somewhat trigonous.

From Project Gutenberg

Grain is sub-globose, oblong or trigonous, closely invested by the glume and its palea.

From Project Gutenberg

Grain is oblong, obtusely trigonous, or concavo-convex, red-brown and rugulose on the ventral side.

From Project Gutenberg

Grain is narrow, trigonous, oblong, translucent and shining.

From Project Gutenberg