follow Dictionary.com

Submit your word to be a Word of the Day!

heliometer

[hee-lee-om-i-ter] /ˌhi liˈɒm ɪ tər/
noun
1.
a telescope with a divided, adjustable objective, formerly used to measure small angular distances, as those between celestial bodies.
Origin
1745-1755
1745-55; helio- + -meter
Related forms
heliometric
[hee-lee-uh-me-trik] /ˌhi li əˈmɛ trɪk/ (Show IPA),
heliometrical, adjective
heliometrically, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for heliometrically

heliometer

/ˌhiːlɪˈɒmɪtə/
noun
1.
a refracting telescope having a split objective lens that is used to determine very small angular distances between celestial bodies
Derived Forms
heliometric (ˌhiːlɪəʊˈmɛtrɪk), heliometrical, adjective
heliometrically, adverb
heliometry, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source

Word of the Day

Difficulty index for heliometer

Few English speakers likely know this word

Word Value for heliometrically

25
0
Scrabble Words With Friends