orthogonality

[awr-thog-uh-nl]

or·thog·o·nal

[awr-thog-uh-nl]
adjective
1.
Mathematics.
a.
Also, orthographic. pertaining to or involving right angles or perpendiculars: an orthogonal projection.
b.
(of a system of real functions) defined so that the integral of the product of any two different functions is zero.
c.
(of a system of complex functions) defined so that the integral of the product of a function times the complex conjugate of any other function equals zero.
d.
(of two vectors) having an inner product equal to zero.
e.
(of a linear transformation) defined so that the length of a vector under the transformation equals the length of the original vector.
f.
(of a square matrix) defined so that its product with its transpose results in the identity matrix.
2.
Crystallography. referable to a rectangular set of axes.

Origin:
1565–75; obsolete orthogon(ium) right triangle (< Late Latin orthogōnium < Greek orthogṓnion (neuter) right-angled, equivalent to ortho- ortho- + -gōnion -gon) + -al1

or·thog·o·nal·i·ty, noun
or·thog·o·nal·ly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source Link To orthogonality

00:10

00:09

00:08

00:07

00:06

00:05

00:04

00:03

00:02

00:01

Orthogonality is always a great word to know.
So is flibbertigibbet. Does it mean:
a chattering or flighty, light-headed person.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
WordNet
orthogonality

noun
1. the relation of opposition between things at right angles 
2. the quality of lying or intersecting at right angles 
WordNet® 3.0, © 2006 by Princeton University.
Cite This Source
Dictionary.com, LLC. Copyright © 2012. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT