Standard Lemma guide

scalenohedron

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

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Pronunciation

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1

noun

Meaning 1

A polyhedron having twelve sides, each in the form of a scalene triangle, that is topologically equivalent to a hexagonal bipyramid and whose middle section can be said to inscribe a rhombohedron.

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, crystallography, geography, geology, geometry, mathematics, mineralogy, natural-sciences, physical-sciences, sciences

Examples

  • 1907, Benjamin K. Emerson, Joseph H. Perry, The Green Schists and Associated Granites and Porphyries of Rhode Island, US Geological Survey, Bulletin Number 311, page 24, Other steep scalenohedrons of the principal zone are also often present, sometimes in addition to y, sometimes taking its place.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From scalene + -o- + -hedron.