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dioptra

3 senses · Free VividLex dictionary · Thesaurus

  1. 1. n. An optical instrument, invented by Hipparchus, for taking altitudes, leveling, etc. Source: opted
  2. 2. An optical instrument, invented by Hipparchus, for taking altitudes, leveling, etc. Source: webster
  3. 3. n. An optical instrument, invented by Hipparchus, for taking altitudes, leveling, etc. Source: ecdict

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From the definitions

altitudesHipparchusinstrumentinventedlevelingopticaltaking

Word family

dioptasediopterdioptredioptresdioptricdioptricaldioptricsdioptry

Nearby in the alphabet

dionysiacdionysianDionysiusDionysusdioondiophantinediopsidediopsidesdior

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