diopsimeter

[ dahy-uh p-sim-i-ter ]
/ ˌdaɪ əpˈsɪm ɪ tər /

noun Ophthalmology.

an instrument for measuring the field of vision.

QUIZZES

Can You Remember Your Favorite Words Of The Day From March?
Even if you’re a habitué of Word of the Day, you haven’t seen our March words in these ways! Challenge yourself to our comprehensive quiz!
Question 1 of 15
What does "habitué" mean?

Origin of diopsimeter

di-3 + Greek ops- (stem of ópsis) sight, vision + -i- + -meter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020