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octant

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ลองค้นหาคำในรูปแบบอื่นๆ เพื่อให้ได้ผลลัพธ์มากขึ้นหรือน้อยลง: -octant-, *octant*
English-Thai: NECTEC's Lexitron-2 Dictionary [with local updates]
octant[N] รูปทรงสามมิติซึ่งมีแปดด้าน

อังกฤษ-ไทย: ศัพท์บัญญัติราชบัณฑิตยสถาน [เชื่อมโยงจาก royin.go.th แบบอัตโนมัติและผ่านการปรับแก้]
octantอัฐภาค [คณิตศาสตร์๑๙ ก.ค. ๒๕๔๗]

Thai-English-French: Volubilis Dictionary 1.0
แปดสิบ[num.] (paētsip) EN: eighty ; 80   FR: quatre-vingt [m] ; octante (Sui.) ; 80

Japanese-English: EDICT Dictionary
八分儀[はちぶんぎ, hachibungi] (n) octant (instrument) [Add to Longdo]
八分儀座;はちぶんぎ座[はちぶんぎざ, hachibungiza] (n) Octans (constellation); the Octant [Add to Longdo]

Result from Foreign Dictionaries (2 entries found)

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Octant \Oc"tant\, n. [L. octans, -antis. fr. octo eight. See
     {Octave}.]
     1. (Geom.) The eighth part of a circle; an arc of 45 degrees.
        [1913 Webster]
  
     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.
        [1913 Webster]
  
     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}.
        [1913 Webster]
  
     4. (Math. & Crystallog.) One of the eight parts into which a
        space is divided by three coordinate planes.
        [1913 Webster]

From WordNet (r) 3.0 (2006) [wn]:

  octant
      n 1: a measuring instrument for measuring angles to a celestial
           body; similar to a sextant but with 45 degree calibration

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