Standard Lemma guide

cytomembrane

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • rhymes with -ɛmbɹeɪn

1

noun

Meaning 1

A membrane found in cytoplasm.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a thin membrane (a double layer of lipids) enclosing the cytoplasm of a cell; proteins in the membrane control passage of ions (like sodium or potassium or calcium) in and out of the cell

Definition source: Princeton WordNet 3.0

Examples

  • all cells have a cell membrane

Meaning relationships

Synonyms: cell membrane, plasma membrane

Antonyms: none provided

Broader terms: semipermeable membrane

History

Etymology

From cyto- + membrane.