8 letters · 9 points in Scrabble
noun elevation especially above sea level or above the earth's surface
noun the perpendicular distance from the base of a geometric figure to the opposite vertex (or side if parallel)
noun angular distance above the horizon (especially of a celestial object)
originFrom Middle English, borrowed from Latin altitūdō (“height”), from altus (“high”).
Etymology from Wiktionary, CC BY-SA 3.0