heteromorph

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noun

An ammonite whose shell is unusual in not being a regular spiral.

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Meanings

nounheteromorph (plural heteromorphs)

plural heteromorphs

  1. biologyAn ammonite whose shell is unusual in not being a regular spiral.

    The histial ridge of the heteromorphs is comparatively wide, especially in the anteroventral part, and forms a wide, open cavity —the histial dolon.

    1971, Oleg Stepanovich Vi︠a︡lov, Fossil Ostracoda, page 15
  2. Any heteromorphic organism.

    Mean body length of heteromorphic males from birds with both types of male morphs did not differ significantly from that of heteromorphs from birds that had only heteromorphic males […]

    2010, Maurice W. Sabelis, Jan Bruin, Trends in Acarology: Proceedings of the 12th International... (page 301)

Origin

From hetero- + -morph, see heteromorphic.

Full word history & related roots →

Rhymes & wordplay

Anagrams

thermophore
Cite this entry
APA

heteromorph. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/heteromorph

MLA

“heteromorph.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/heteromorph. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “heteromorph,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/heteromorph.

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