oc·​ta·​he·​dral ˌäk-tə-ˈhē-drəl How to pronounce octahedral (audio)
: having eight plane faces
: of, relating to, or formed in octahedrons
octahedrally adverb

Example Sentences

Recent Examples on the Web The researchers constructed it from hollow octahedral subunits that interlock but are able to move against one another. Lars Fischer, Scientific American, 20 Aug. 2021 When pressure is applied to the material, the octahedral elements become immobile. Lars Fischer, Scientific American, 20 Aug. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'octahedral.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1684, in the meaning defined at sense 1

Time Traveler
The first known use of octahedral was in 1684

Dictionary Entries Near octahedral

Cite this Entry

“Octahedral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/octahedral. Accessed 6 Dec. 2022.

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