Skip to content

collimator

noun

An optical device that generates a parallel beam of light. Often used to compensate for laser beam divergence.

UncommonScrabble 14

Ask AI about this wordChatGPT Claude Perplexity Google AI Grok

Meanings

nouncollimator (plural collimators)

plural collimators

natural sciencesAn optical device that generates a parallel beam of light. Often used to compensate for laser beam divergence.
natural sciencesA similar device that produces a parallel beam of particles such as neutrons.
astronomyA small telescope attached to a larger one, used to point it in the correct general direction.

Origin

From collimate + -or.

Full word history & related roots →

Rhymes & wordplay

Rhymes with collimator

later greater creator locator vibrator translator spectator terminator cater crater narrator slater curator gator mater alligator waiter dictator skater incubator equator traitor updater rotator

Anagrams

Cite this entry

APA

collimator. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/collimator

MLA

“collimator.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/collimator. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “collimator,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/collimator.

Source: collimator on Wiktionary, CC BY-SA 4.0.