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biaxial

[bahy-ak-see-uh l] /baɪˈæk si əl/
adjective
1.
having two axes.
2.
Crystallography. having two optical axes along which double refraction does not occur.
Origin
1850-1855
1850-55; bi-1 + axial
Related forms
biaxiality, noun
biaxially, adverb
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for biaxial
  • Noncollinear phase matching in uniaxial and biaxial crystals.
  • The model is derived for cubic geometry under biaxial or hydrostatic confining pressures.
British Dictionary definitions for biaxial

biaxial

/baɪˈæksɪəl/
adjective
1.
(esp of a crystal) having two axes
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for biaxial
adj.

also bi-axial, 1833; see bi- + axial.

Online Etymology Dictionary, © 2010 Douglas Harper
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