from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An angle formed by the perpendicular intersection of two straight lines; an angle of 90°.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An angle of 90 degrees; the bisect of the angle formed by a single straight line.
- n. An ∟ character.
from the GNU version of the Collaborative International Dictionary of English
- n. one formed by a right line falling on another perpendicularly, or an angle of 90° (measured by a quarter circle).
- adj. A spherical angle included between the axes of two great circles whose planes are perpendicular to each other.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the 90 degree angle between two perpendicular lines
Sorry, no etymologies found.
UFOs sometimes assume the shape of structured disklike craft, but behave unlike familiar physical things; they divide and unite, appear and disappear, make right angle turns at incredible velocities, and behave in a manner more thoughtlike than physical.
Davis's division was placed in position on my right, his troops thrown somewhat to the rear, so that his line formed nearly a right angle with mine, while Johnson's division formed in a very exposed position on the right of Davis, prolonging the general line just across the Franklin pike.
I am also craning my neck to watch the operation, but to get the proper presentation of the wound, Dr. Fong has me positioned in what I suppose to be a quarter nelson, my shoulder twisted at a right angle behind my back so that my straight elbow points at him and my fingers splay with the tension of the twist.
Forming a right angle with the ice, the rock wall on my left allowed me to make stemming maneuvers; using counterpressure, I could more confidently bear down on the crampon points of my right foot, where they were embedded in the ice.
A large, tree-trunk-like projection emerged from the object, made a right angle turn, and met up with the floor.
He played the light up the wall to the fifty-foot-high ceiling and then followed the wall away from him until the surface ended at a right angle to another wall.
CLEAR green hills at a right angle to the North wall,
For example, in the area marked "Town", where he has shown a bare right angle of shops and houses, there were many more buildings behind, as there were between the arsenal and the rifle works; there were also some minor buildings between the Wager House and the armoury railings, close to the tracks, and beside Galt's saloon on the Shenandoah shore.
The gnomon is a right angle triangle in which the southern angle equals your hometown latitude.
When these men started Magruder's division to the west, almost at a right angle to Jackson's march southward, Longstreet questioned the direction.