semimajor axis

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See also: semi-major axis

English

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Alternative forms

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Etymology

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From semi- +‎ major axis.

Noun

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semimajor axis (plural semimajor axes)

  1. (geometry) Half of the major axis of a circle or ellipse.
    Coordinate term: semiminor axis
  2. (geometry) Half of the distances between the two branches of a hyperbola.

Translations

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