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

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

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

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The inflorescence is of several slender spikes, usually drooping, 2 to 4 inches; the rachis is filiform and trigonous.

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The inflorescence consists of spikes, solitary, digitate or fascicled, articulate and fragile; the joints of the floral axis and the pedicels of the pedicelled spikelets are trigonous and hollowed ventrally.

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The inflorescence is 1/2 to 3 inches long and consists of fascicles of spikelets; the rachis is trigonous, smooth, and flexuous.

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