Longman Dictionary of Contemporary English homepage

Date: 1300-1400
Language: Latin
Origin: altitudo, from altus 'high, deep'

altitude

noun
     
al‧ti‧tude
[countable] the height of an object or place above the sea
altitude of
We're flying at an altitude of 40,000 feet.
high/low altitudes
At high altitudes it is difficult to get enough oxygen.

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