Associations to the word «Dioptre»
Adverb
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Wiktionary
DIOPTRE, noun. Alternative spelling of diopter
Dictionary definition
DIOPTRE, 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.
Wise words
However many holy words you read, however many you speak,
what good will they do you if you do not act upon them?