trigonal
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
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
Borate anions range from the simple trigonal planar ion to complex species containing chains and rings of three- and four-coordinated boron atoms.
From Textbooks ● Feb. 14, 2019
Silicon’s empty d orbitals and boron’s empty p orbital enable tetrahedral silicon compounds and trigonal planar boron compounds to act as Lewis acids.
From Textbooks ● Feb. 14, 2019
The horns are trigonal, laterally compressed and knotted on the upper edge.
From Natural History of the Mammalia of India and Ceylon by Sterndale, Robert Armitage
