autocollimator

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

noun Optics.

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

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decorum
the act of or need for making up one's mind.
dignified propriety of behavior, speech, dress, etc.
a company of singers, especially an organized group employed in church service.
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Origin of autocollimator

auto-3 + collimator

Words nearby autocollimator

autocide, autoclasis, autoclave, autocoid, autocollimation, autocollimator, autocomplete, autocorrect, autocorrelation, autocracy, autocrat
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020