allowed
American
[uh-loud]
/ əˈlaʊd /
adjective
-
permitted or authorized.
In chess, there are only 64 squares with 16 pieces and very specific allowed moves.
-
Physics. involving a change in quantum numbers, permitted by the selection rules.
allowed transition.
Other Word Forms
- unallowed adjective
Etymology
Origin of allowed
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.