Oseti

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Acronym of optical search for extraterrestrial intelligence, comparable to SETI, but using visible light instead of traditional radio waves. abbreviation, acronym, alt-of, uncountable

Etymology

From O + SETI.

Related phrases

visible light

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