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trigonal trisoctahedron

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noun

a trisoctahedron whose faces are triangles.

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The rainy weather could not ________ my elated spirits on my graduation day.

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Origin of trigonal trisoctahedron

First recorded in 1890–95

Words nearby trigonal trisoctahedron

triglyceride, triglyph, trigo, trigon, trigonal, trigonal trisoctahedron, trigone, trigone of bladder, trigonid, trigonitis, trigonocephaly

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use trigonal trisoctahedron in a sentence

Orifice either large and rounded-trigonal, or small and oval, either entire or less frequently toothed.
A Monograph on the Sub-class Cirripedia (Volume 2 of 2)|Charles Darwin
Parietes ribbed, mottled purplish-red; orifice broad, trigonal, hardly toothed.
A Monograph on the Sub-class Cirripedia (Volume 2 of 2)|Charles Darwin
The horns are trigonal, laterally compressed and knotted on the upper edge.
Natural History of the Mammalia of India and Ceylon|Robert A. Sterndale
When the whorls are angulated, a trigonal aperture is the result, as in many species of Trochus.
A Conchological Manual|George Brettingham Sowerby

Mactracea (plates, fig. 77 to 88), the cartilage placed in a trigonal pit, with a small external ligament.
A Conchological Manual|George Brettingham Sowerby