American Heritage Dictionary
(1)
Century Dictionary
(2)
GNU Webster's 1913
WordNet
(1)
Elsewhere on the web
The final, equilibrium birefringence is calculated and found to be negative at low extension and positive at high extension.— CiteULike: Everyone's library
Most prominently among these themes, birefringence, the decomposition of a light ray into two rays, a property of the mined mineral— Citizendium, the Citizens' Compendium - Recent changes [en]
The equations relating the phase matching angle in uniaxial crystals to the crystal birefringence, dispersion, and the frequencies of the three waves are given.— CiteULike: Everyone's library
To achieve a large dno / dT, high birefringence and low clearing temperature play crucial roles.— CiteULike: Everyone's library

Century Dictionary (1)
Bubble size: how much this word was used in a year
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You can expect to see this word about once a year.
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