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Similar to a sextant but with 45 degree calibration
Answer for the clue "Similar to a sextant but with 45 degree calibration ", 6 letters:
octant
Alternative clues for the word octant
Word definitions for octant in dictionaries
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Octant \Oc"tant\, n. [L. octans, -antis. fr. octo eight. See Octave .] (Geom.) The eighth part of a circle; an arc of 45 degrees. (Astron. & Astrol.) The position or aspect of a heavenly body, as the moon or a planet, when half way between conjunction, ...
Wikipedia
Word definitions in Wikipedia
An octant in solid geometry is one of the eight divisions of a Euclidean three-dimensional coordinate system defined by the signs of the coordinates. It is similar to the two-dimensional quadrant and the one-dimensional ray . The generalization of an octant ...
WordNet
Word definitions in WordNet
n. a measuring instrument for measuring angles to a celestial body; similar to a sextant but with 45 degree calibration
Usage examples of octant.
Torve the Trog was eating from a heaping plate of kumquats, Morovian sugar-grass, and ruvelo, a red root-paste common in this octant as a staple starch.
Sailors could tell their latitude by the angle of the sun off the horizon, had been doing it for a thousand years with cross-staffs, astrolabes, octants and sextants.
There were no instruments in the taxi, no built-in octants, no patent logs, no computers.