terrestrial telescope

terrestrial telescope

noun
a refracting telescope having inverting lenses or an eyepiece that presents an erect image.

Origin:
1805–15

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
terrestrial telescope
 
n
Compare astronomical telescope a telescope for use on earth rather than for making astronomical observations. Such telescopes contain an additional lens or prism system to produce an erect image

Collins English Dictionary - Complete & Unabridged 10th Edition
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