dioptre
10 points
English
7 letters
Not in frequency data
Valid in: UK dictionary
Definitions
noun
a unit of measurement of the refractive power of a lens which is equal to the reciprocal of the focal length measured in meters; used by oculists
Definition: WordNet 3.1, Princeton University.
Word forms
plural dioptres
Forms from WordNet 3.1 morphology — every form attested in the dictionary.
Synonyms
a unit of measurement of the refractive power of a lens which is equal to the reciprocal o
Synonyms grouped by meaning — WordNet 3.1 (Princeton University).
Crossword clues
- “Another word for diopter” gen-syn