goniometer
Americannoun
noun
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an instrument for measuring the angles between the faces of a crystal
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an instrument consisting of a transformer circuit connected to two directional aerials, used to determine the bearing of a distant radio station
Other Word Forms
Etymology
Origin of goniometer
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The instrument commonly employed for measuring the optic axial angle of biaxial crystals is really a combination of a goniometer with a polariscope.
From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" by Various
He had dreamt vaguely, unsubstantially, the while he had arranged his pressures and temperatures and infinitesimal ingredients, and worked with goniometer and trial models and the new calculating machine he had contrived for his research.
From Marriage by H. G. (Herbert George) Wells
Miller not only measured many of the crystals submitted to him, but evidently taught Darwin to use the reflecting goniometer himself with considerable success.
From Darwin and Modern Science by A. C. (Albert Charles) Seward
The earliest instrument was the contact goniometer devised by Carangeot in 1783.
From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" by Various
Wollaston, William Hyde, physicist and chemist, born in Norfolk, grandson of preceding; made extensive discoveries in chemistry and optics; invented the camera lucida and the goniometer.
From The Nuttall Encyclopædia Being a Concise and Comprehensive Dictionary of General Knowledge by P. Austin Nuttall
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.
