The climb is the part of a flight of an aircraft, after take off, consisting of getting an Aircraft to the desired cruising[?] altitude. More generally, the term 'climb' means increasing the altitude.
... 45 to 64, and 13.9% who are 65 years of age or older. The median age is 38 years. For every 100 females there are 94.9 males. For every 100 females age 18 and over, there ...