appressorium

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noun

A bulbous formation produced by parasitic fungi that is well attached to the cuticle of the host and from where a peg-shaped hypha is formed that penetrates the cuticle.

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Meanings

nounappressorium (plural appressoria)

plural appressoria

  1. biologyA bulbous formation produced by parasitic fungi that is well attached to the cuticle of the host and from where a peg-shaped hypha is formed that penetrates the cuticle.

Origin

From New Latin. By surface analysis, appress + -orium.

Full word history & related roots →

Translations

Catalan apressori
  • apressoria bulbous formation produced by parasitic fungi
Portuguese apressório
  • apressórioa bulbous formation produced by parasitic fungi
Cite this entry
APA

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

MLA

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

Chicago

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

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