Ectodomain

//ˈɛktoʊdoʊˌmeɪn// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The portion of a polypeptide on a cell membrane that extends beyond the membrane into the extracellular space.

Synonyms

All synonyms
exodomainexodomain

Etymology

From ecto- + domain.

Related phrases

ectodomain shedding

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.