Altitude Definition & Meaning | Britannica Dictionary (original) (raw)

Britannica Dictionary definition of ALTITUDE

:

the height of something (such as an airplane) above the level of the sea

[count]

• We're now flying at an altitude [=_height_] of 10,000 feet.
• the air temperature at different altitudes
• Some visitors find it difficult to adjust to the city's high altitude.
• plants found at higher/lower altitudes [=_elevations_]

[noncount]

• The plane lost/gained altitude rapidly.
• flying at low/high altitude
• She trained for the race at altitude. [=at a high altitude, where the air is thin]