octant

From Latin octāns. Doublet of Octans.

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octant (plural octants)

1. The eighth part of a circle; an arc of 45 degrees.
2. (astrology) The aspect of two planets that are 45°, or one-eighth of a circle, apart.
3. (geometry) The eighth part of a disc; a sector of 45 degrees; half a quadrant.
4. (nautical) An instrument for measuring angles, particularly of elevation.

• (astronomy): octile

• quadrant
• sextant

• Catton

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octant m (plural octanten, diminutive octantje n)

1. octant

• IPA^(key): /ɔk.tɑ̃/

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octant m (plural octants)

1. octant (all senses)

• “octant”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

Borrowed from French octant.

• IPA^(key): /okˈtant/

octant n (plural octante)

1. octant

• “octant”, in DEX online—Dicționare ale limbii române (Dictionaries of the Romanian language) (in Romanian), 2004–2025