from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An angle formed by three or more planes intersecting at a common point.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The three-dimensional analog of an angle, equivalent to the area of that portion of the surface a unit sphere that it subtends.
from the GNU version of the Collaborative International Dictionary of English
- n. the figure formed by the meeting of three or more plane angles at one point.
- adj. See under Angle.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an angle formed by three or more planes intersecting at a common point (the vertex)
Sorry, no etymologies found.