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absolute ceiling

noun, Aeronautics
1.
ceiling (def 3b).
Origin
1915-1920
probably earlier than 1915-20
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for absolute ceiling

absolute ceiling

noun
1.
the maximum height above sea level, usually measured in feet or metres, at which an aircraft can maintain horizontal flight Compare service ceiling
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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10
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