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noun, feminine

dioptra

/ˈdjobtɾa/

noun, feminine/ˈdjobtɾa/plural: dioptras

a type of alidade

Borrowed from Latin dioptra, from Ancient Greek διόπτρα (dióptra).

PassageMade for wanderers of language.Verb data adapted from Wiktionary via kaikki.org (CC-BY-SA)