altimetry

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

Origin:
1690–1700; alti- + -metry

altimetrical [al-tuh-me-tri-kuhl] , adjective
altimetrically, adverb
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
altimetry (ælˈtɪmɪtrɪ)
 
n
the science of measuring altitudes, as with an altimeter
 
altimetrical
 
adj
 
alti'metrically
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Example sentences
Sea level measurement today is being done by satellite altimetry, with exquisite precision.
One study used laser altimetry to create a topographical map of the planet's north polar region.
It is measured by tide gauges and satellite altimetry.
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