Altitude is an attribute of a body, describing its elevation from a known level defined as zero level. Most often this level is defined as the absolute sea level, but it can vary.
Altitude is a one dimensional quantity, measured in the same units as length, most preferably in meters, although the foot[?] is commonly used in aviation.
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... as the wearer walks, the term was already doccumented as in use in the United Kingdom as early as 1912.
Writers and artists in the United States such as F. Sco ...