Wollaston prism

noun

Definition of Wollaston prism

: a double-image compound prism producing two divergent beams of light plane-polarized at right angles to each other and consisting of two equal right-angled prisms of Iceland spar or quartz cemented along their long faces and so cut that in one the light passes along the optic axis and in the other at right angles to that axis

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for Wollaston prism

after William H. Wollaston †1828

Learn More About Wollaston prism

Dictionary Entries Near Wollaston prism

wollastonite

Wollaston prism

Wollaston wire

See More Nearby Entries 

Statistics for Wollaston prism

Cite this Entry

“Wollaston prism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Wollaston%20prism. Accessed 5 Dec. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Flower Edition

How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!