from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. The parallel of latitude 23°30′ south of the equator, marking the southern boundary of the tropics; the sun is directly overhead at the winter solstice.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a line of latitude about 23 degrees to the south of the equator
Sorry, no etymologies found.