- that may be allowed; legitimate; permissible: an allowable tax deduction.
- something, as an action or amount, that is allowed.
- Ecology. allowable cut.
Origin of allowable
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- permissible; admissible
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
late 14c., from Old French allouable, from allouer (see allow).
Online Etymology Dictionary, © 2010 Douglas Harper