DIOPTERS

Noun

diopters

plural of diopter

Anagrams

• dioptres, dipteros, dropsite, peridots, portside, proetids, proteids, protides, pteroids, reptoids, riposted, topsider, tripodes

Source: Wiktionary


DIOPTER

Di*op"ter, Di*op"tra, n. Etym: [L. dioptra, fr. Gr. Dioptric.]

Definition: An optical instrument, invented by Hipparchus, for taking altitudes, leveling, etc.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

14 November 2024

FRISK

(noun) the act of searching someone for concealed weapons or illegal drugs; “he gave the suspect a quick frisk”


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Coffee Trivia

Hawaii and California are the only two U.S. states that grow coffee plants commercially.

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