Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A doubly refracting transparent calcite used in optical instruments.
from the GNU version of the Collaborative International Dictionary of English.
- (Min.) A transparent variety of calcite, the best of which is obtained in Iceland. It is used for the prisms of the polariscope, because of its strong double refraction. Cf.
calcite .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A
transparent form ofcalcite , used to demonstrate thepolarisation oflight .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a transparent calcite found in Iceland and used in polarizing microscopes
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