Dictionary.com
Thesaurus.com

autocollimator

American  
[aw-toh-kol-uh-mey-ter] / ˌɔ toʊˈkɒl əˌmeɪ tər /

noun

Optics.

  1. an instrument combining the functions of a telescope and collimator, for detecting and measuring very small deviations in a beam of light.

Etymology

Origin of autocollimator

auto- 3 + collimator

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "autocollimator" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com