orthogneiss

O1R1T1H4O1G2N1E1I1S1S1

noun

A gneiss derived from an igneous rock.

Scrabble 15
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Meanings

nounorthogneiss (plural orthogneisses)

plural orthogneisses

  1. geographyA gneiss derived from an igneous rock.

Origin

From ortho- + gneiss.

Full word history & related roots →
Cite this entry
APA

orthogneiss. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/orthogneiss

MLA

“orthogneiss.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/orthogneiss. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “orthogneiss,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/orthogneiss.

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