(ש"ע) רביע; רבע מעגל; מד-גובה (באסטרונומיה, בימאות)

n. quarter; quarter of a circle; device for measuring altitude (Astronomy, Nautical)

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Noun
1. a quarter of the circumference of a circle
(synonym) right angle
(hypernym) angular unit
(part-holonym) straight angle
(part-meronym) degree, arcdegree
2. a quarter of the circumference of a circle
(synonym) quarter-circle
(hypernym) line
3. any of the four areas into which a plane is divided by two orthogonal coordinate axes
(hypernym) area, country
4. the area enclosed by two perpendicular radii of a circle
(hypernym) area, country
5. a measuring instrument for measuring altitude of heavenly bodies
(hypernym) measuring instrument, measuring system, measuring device

nm. quadrant, quarter; quarter of a circle; (Astronomy, Nautical) device for measuring altitude

nm. quadrant, device for measuring altitude (Astronomy, Nautical)