altitude means: At elevations above 3,500 feet, there may need to be adjustments in cooking times, temperatures, and recipe preparations. It boils water at 2120 F under 2,000 feet. Water will also boil faster at 3,000 to 10,000 feet. High altitudes will cause bread and cake leavening gasses to expand faster. To slow down yeast breads’ rise, use slightly colder liquids. At higher altitudes, flour will become more dry and absorbent. Use slightly less. Baking powder may be slightly lower (18 to 18 tsp) and sugar might need to be reduced (1 to 3 Tbsp). Per cup, and slightly more liquid (1 to 4 tbsp). per cup. Bake at 250 F for 15-25 minutes. (in Cooking Dictionary)

What else does altitude mean?

A thing that is higher than a reference level (e.g., above the sea level or at the surface of earth). synonym : Elevation . (in Merlin Dictionary)

High elevation or height. (in Merlin Dictionary)

High location in a high area. (in Merlin Dictionary)

An angular distance that is above an observer’s Horizon of a celestial item. (in Merlin Dictionary)

Perpendicular distance between the base and opposite side or surface of a geometrical figure. (in Merlin Dictionary)