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English definition of “quadrant”

quadrant

noun [C] uk   /ˈkwɒd.rənt/ us    /ˈkwɑː.drənt/

quadrant noun [C] (QUARTER)

specialized mathematics a quarter of a circle a quarter of an area: The river runs through the southwest quadrant of the city.

quadrant noun [C] (DEVICE)

specialized sailing a device for measuring the height of stars in the sky that was used in the past for calculating directions when travelling across the sea
(Definition of quadrant from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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