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altimetry

 - 2 dictionary results

al⋅tim⋅e⋅try

[al-tim-i-tree]
–noun
the science of measuring altitudes, as by altimeters.

Origin:
1690–1700; alti- + -metry


al⋅ti⋅met⋅ri⋅cal [al-tuh-me-tri-kuhl] , adjective
al⋅ti⋅met⋅ri⋅cal⋅ly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To altimetry
al·tim·e·ter   (āl-tĭm'ĭ-tər)   
n.  An instrument for determining elevation, especially an aneroid barometer used in aircraft that senses pressure changes accompanying changes in altitude.

[Latin altus, high; see al-2 in Indo-European roots + -meter.]
al'ti·met'ric (āl'tə-mět'rĭk) adj., al·tim'e·try n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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