plural of altitude

The absolute height of a location, usually measured from sea level. / A vertical distance. / (geometry) The distance measured perpendicularly from a figure's vertex to the opposite side of the vertex.

plural of critical altitude

plural of pressure altitude

(idiomatic, archaic) drunk.

plural of absolute altitude

plural of transition altitude

(medicine) A pathological condition caused by oxygen deficiency at high altitudes; symptoms include shortness of breath, nausea, and nosebleed.

(aviation) The vertical distance between the airplane and the surface below.

the altitude at which atmospheric pressure becomes constant as altitude increases