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Octans

 [ok-tanz]  

Oc·tans

   [ok-tanz]
noun, genitive Oc·tan·tis  [ok-tan-tis] . Astronomy.
the Octant, a southern constellation that contains the south celestial pole.
Origin:
< Late Latin: eighth part of a circle, equivalent to oct- oct- + -āns, as in quadrāns quadrant

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Octans is always a great word to know.
So is dwarf star. Does it mean:
a low-mass star that emits low to average amounts of light that burn their hydrogen slowly over a long life span
the time when the sun is farthest south from the celestial equator occurring around December 21st
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Dictionary.com Unabridged

oc·tan

   [ok-tuhn]
adjective
1.
(of a fever) occurring every eighth day.
noun
2.
an octan fever.
Origin:
1895–1900; < French octane, Middle French octaine, derivative of Latin octō eight, on the model of quartaine quartan
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source Link To Octans
Collins
World English Dictionary
Octans (ˈɒktænz)
 
—n , Latin genitive Octantis
a faint constellation in the S hemisphere in which the S celestial pole is situated

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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