heliometer | Definition of heliometer in English at AdvanceDictionary.com

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Definition of Heliometer in English :

Heliometer

see synonyms of heliometer

Noun

1. heliometer

an instrument used to measure the angular separation of two stars that are too far apart to be included in the field of view of an ordinary telescope

WordNet Lexical Database for English. Princeton University. 2010.

Heliometer

see synonyms of heliometer

noun

a refracting telescope having a split objective lens that is used to determine very small angular distances between celestial bodies

Collins English Dictionary. Copyright © HarperCollins Publishers

Heliometer

see synonyms of heliometer

noun

an instrument formerly used for measuring the angular distance between two stars

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Heliometer

see synonyms of heliometer

n.

A telescope equipped to measure small angular distances between celestial bodies or the angular sizes of celestial bodies.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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