biprism
bip·rism
noun
1.
an optical device for obtaining interference fringes
Origin
From bi- + prism.
Related words
Broader terms
Part of
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.