autocollimator

noun

au·​to·​collimator

" +

plural -s

: a telescope with eyepiece adapted to the method of autocollimation either to collimate the instrument itself or to ensure that its axis is perpendicular to a reflecting surface

Word History

Etymology

aut- + collimator

First Known Use

1903, in the meaning defined above

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Rhymes for autocollimator

• altimeter
• collimator
• delimiter
• dosimeter
• estimator
• lysimeter
• perimeter
• calorimeter
• colorimeter
• polarimeter
• limiter