About The Word Octant

Bay Area Crosswords

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 Meaning & Definition
Octant Definition And Meaning

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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