hypsometer |
مقیاس الارتقاع ۔ بلندی پیما ۔ |
(1) - Hypsometer (n.) An instrument for measuring heights by observation of barometric pressure; esp., one for determining heights by ascertaining the boiling point of water. It consists of a vessel for water, with a lamp for heating it, and an inclosed thermometer for showing the temperature of ebullition. |