Phototaxis

noun

noun ·4 syllables ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The movement of an organism either towards or away from a source of light uncountable, usually

Synonyms

All synonyms
photomovementphototaxyphototaxy

Etymology

From photo- + taxis.

Related phrases

negative phototaxispositive phototaxis

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