from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The longer of the two lines about which an ellipse is symmetrical; the axis that passes through both focuses of an ellipse.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The longest diameter of an ellipse, running through the center and foci, with its ends being the widest points of the shape.
  • n. The diameter of a circle.

from the GNU version of the Collaborative International Dictionary of English

  • n. The greater axis of a geometrical figure.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the longest axis of an ellipse or ellipsoid; passes through the two foci


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    Sorry, no example sentences found.


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