Definitions

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

  • adj. Of, relating to, or affecting one axis.
  • adj. Botany Of, relating to, or being a plant with one primary stem that has no branches and terminates in a flower.
  • adj. Having one direction along which double refraction of light does not take place. Used of a crystal.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Having a single axis
  • adj. Having a single stem, with no branches, that terminates in a flower

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having but one optic axis, or line of no double refraction.
  • adj. Having only one axis; developing along a single line or plane; -- opposed to multiaxial.

from The Century Dictionary and Cyclopedia

  • Having but one optical axis, or axis of double refraction. Iceland spar is a uniaxial crystal. See refraction, and cut under interference.
  • In biology, having one main axis to which the other axes are subordinate; growing lengthwise.
  • In botany, having a single axis, as when the primary stem of a plant does not branch and terminates in a flower.
  • Monaxon, as a sponge-spicule.
  • n. A uniaxial crystal.
  • n. Also uniaxal.

Etymologies

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