avidin

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noun

A tetrameric protein produced in the oviducts of birds, reptiles and amphibians and deposited in the whites of their eggs.

OriginLatin avidus →
UncommonScrabble 10
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Meanings

nounavidin (countable and uncountable, plural avidins)

plural avidins

  1. countableuncountablebiologyA tetrameric protein produced in the oviducts of birds, reptiles and amphibians and deposited in the whites of their eggs.

Origin

  1. Latinavidus“hungry”
  2. Englishavidin

From Latin avidus (“hungry”) + -in, based on its "hunger" for biotin.

More words from Latin

Full word history & related roots →

Translations

Finnish avidiini
  • avidiiniprotein
Italian avidina
  • avidinaprotein
Polish awidyna
  • awidynaprotein

Rhymes & wordplay

Anagrams

Vidian
Cite this entry
APA

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

MLA

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

Chicago

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

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