follow Dictionary.com

How do you spell Hannukah?

objective prism

noun, Astronomy
1.
a large prism placed in front of the objective lens or mirror of a telescope, allowing the simultaneous acquisition of the spectra of many stars.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source

Word of the Day

Difficulty index for objective prism

Few English speakers likely know this word

Word Value for objective

23
28
Scrabble Words With Friends