major axis
noun Date: 1879 the axis passing through the foci of an ellipse

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • major axis — Axis Ax is, n.; pl. {Axes}. [L. axis axis, axle. See {Axle}.] A straight line, real or imaginary, passing through a body, on which it revolves, or may be supposed to revolve; a line passing through a body or system around which the parts are… …   The Collaborative International Dictionary of English

  • major axis — n. (Geom.), The greater axis of a geometrical figure. Especially: the longest axis of an ellipse or ellipsoid, which passes through the two foci. See {Focus}, n., 2. [WordNet 1.5 +PJC] …   The Collaborative International Dictionary of English

  • major axis — n. Geom. the longer axis of an ellipse, that passes through both focus points: see also MINOR AXIS …   English World dictionary

  • major axis — noun the longest axis of an ellipse or ellipsoid; passes through the two foci (Freq. 7) • Hypernyms: ↑axis • Part Meronyms: ↑semimajor axis …   Useful english dictionary

  • major axis — /ˈmeɪdʒər æksəs/ (say mayjuhr aksuhs) noun (in mathematics) the axis of an ellipse which passes through both foci. Compare minor axis …   Australian English dictionary

  • major axis — Math. the axis of an ellipse that passes through the two foci. [1850 55] * * * …   Universalium

  • major axis — noun a) The longest diameter of an ellipse, running through the center and foci, with its ends being the widest points of the shape. b) The diameter of a circle. See Also: minor axis …   Wiktionary

  • major axis — noun Geometry the longer axis of an ellipse, passing through its foci …   English new terms dictionary

  • major axis — ma′jor ax′is n. the axis of an ellipse that passes through the two foci …   From formal English to slang

  • Semi-major axis — The semi major axis of an ellipse The major axis of an ellipse is its longest diameter, a line that runs through the centre and both foci, its ends being at the widest points of the shape. The semi major axis is one half of the major axis, and… …   Wikipedia

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