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uniaxial

[ yoo-nee-ak-see-uhl ]

adjective

  1. having one axis.
  2. Crystallography. (of a crystal) having one direction in which double refraction does not occur.
  3. Botany. (of a plant) having a primary stem that does not branch and that terminates in a flower.


uniaxial

/ ˌjuːnɪˈæksɪəl /

adjective

  1. (esp of plants) having an unbranched main axis
  2. (of a crystal) having only one direction along which double refraction of light does not occur
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Derived Forms

  • ˌuniˈaxially, adverb
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Other Words From

  • uni·axi·al·ly adverb
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Word History and Origins

Origin of uniaxial1

First recorded in 1820–30; uni- + axial
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Example Sentences

In uniaxial crystals the number of absorption spectra is reduced to two.

We call the former uniaxial (monaxonia), and the latter transverse-axial (stauraxonia).

A sphere cut from a uniaxial crystal at one temperature will be a spheroid at another temperature.

Optically uniaxial crystals—corresponding with the tetragonal and hexagonal systems.

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