hypsometer Meaning, Definition & Usage
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noun an altimeter that uses the boiling point of water to determine land elevation
WordNet
Hyp*som"e*ter noun
Etymology
Gr. height +Definitions
(Physics) 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.