Phrase guide

cell theory

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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1

noun

Meaning 1

The scientific theory that all living organisms are made of cells as the smallest functional unit.

Definition source: English Wiktionary via Wiktextract

Usage: 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

(biology) the theory that cells form the fundamental structural and functional units of all living organisms; proposed in 1838 by Matthias Schleiden and by Theodor Schwann

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: cell doctrine

Antonyms: none provided

Broader terms: scientific theory

History

Etymology

No etymology was provided for this word.

Across languages

Translations

10 source translations are retained for this English entry.

  • Finnish: soluteoria — scientific theory
  • French: théorie cellulaire — scientific theory
  • German: Zelltheorie — scientific theory
  • Hungarian: sejtelmélet — scientific theory
  • Italian: teoria cellulare — scientific theory
  • Northern Kurdish: bîrdoziya xaneyê — scientific theory
  • Latin: theōria cellulārum — scientific theory
  • Latin: theōria cellulāris — scientific theory
  • Romanian: teorie celulară — scientific theory
  • Spanish: teoría celular — scientific theory