About The Word Octant
Learn about the word Octant to help solve your crossword puzzle. Discover Octant definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Octant
| Octant Definition And Meaning |
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What's The Definition Of Octant?
[n] a measuring instrument for measuring angles to a celestial body; similar to a sextant but with 45 degree calibration
Synonyms | Synonyms for Octant: Related Terms | Find terms related to Octant: See Also | limb | measuring device | measuring instrument | measuring system Octant In Webster's Dictionary \Oc"tant\, n. [L. octans, -antis. fr. octo eight. See
{Octave}.]
1. (Geom.) The eighth part of a circle; an arc of 45 degrees.
2. (Astron. & Astrol.) The position or aspect of a heavenly
body, as the moon or a planet, when half way between
conjunction, or opposition, and quadrature, or distant
from another body 45 degrees.
3. An instrument for measuring angles (generally called a
quadrant), having an arc which measures up to 9O[deg], but
being itself the eighth part of a circle. Cf. {Sextant}.
4. (Math. & Crystallog.) One of the eight parts into which a
space is divided by three co["o]rdinate planes.
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