trigonal

Example Sentences

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In typical alkenes, the carbons adopt a trigonal planar geometry, creating a flat structure around the double bond.

From Science Daily • Jan. 23, 2026

They believed the reason trigonal chloride electrolytes can achieve low ionic conductivity is based on the variation of metal ion arrangements within the structure.

From Science Daily • Nov. 2, 2023

The ideal bond angles in a trigonal pyramid are based on the tetrahedral electron pair geometry.

From Textbooks • Feb. 14, 2019

The carbon atom is surrounded by three regions of electron density, positioned in a trigonal planar arrangement.

From Textbooks • Feb. 14, 2019

Bill short, strong, conic, base trigonal, sides compressed, culmin elevated, upper mandible towards the tip deflexed and notched, under mandible shorter and straight, the base thick, the margins of both inflexed.

From Zoological Illustrations, Volume III or Original Figures and Descriptions of New, Rare, or Interesting Animals by Swainson, William