heliometrical

he·li·om·e·ter

[hee-lee-om-i-ter]
noun
a telescope with a divided, adjustable objective, formerly used to measure small angular distances, as those between celestial bodies.

Origin:
1745–55; helio- + -meter

he·li·o·met·ric [hee-lee-uh-me-trik] , he·li·o·met·ri·cal, adjective
he·li·o·met·ri·cal·ly, adverb
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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heliometer (ˌhiːlɪˈɒmɪtə) [Click for IPA pronunciation guide]
 
n
a refracting telescope having a split objective lens that is used to determine very small angular distances between celestial bodies
 
heliometric
 
adj
 
helio'metrical
 
adj
 
helio'metrically
 
adv
 
heli'ometry
 
n

00:10
Heliometrical is always a great word to know.
So is interrobang. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
heliometer (ˌhiːlɪˈɒmɪtə) [Click for IPA pronunciation guide]
 
n
a refracting telescope having a split objective lens that is used to determine very small angular distances between celestial bodies
 
heliometric
 
adj
 
helio'metrical
 
adj
 
helio'metrically
 
adv
 
heli'ometry
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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