brachypinacoid

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noun

A plane of an orthorhombic crystal which is parallel both to the vertical axis and to the shorter lateral (brachydiagonal) axis.

Scrabble 29
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Meanings

nounbrachypinacoid (plural brachypinacoids)

plural brachypinacoids

  1. obsoletechemistryA plane of an orthorhombic crystal which is parallel both to the vertical axis and to the shorter lateral (brachydiagonal) axis.

Origin

From brachy- + pinacoid.

Full word history & related roots →
Cite this entry
APA

brachypinacoid. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/brachypinacoid

MLA

“brachypinacoid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/brachypinacoid. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “brachypinacoid,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/brachypinacoid.

Source: brachypinacoid on Wiktionary, CC BY-SA 4.0.