verb (used with object), le·gal·ized, le·gal·iz·ing.

to make legal; authorize.

Also especially British, le·gal·ise.

Origin of legalize

First recorded in 1710–20; legal + -ize
Related formsle·gal·i·za·tion, nounun·le·gal·ized, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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Contemporary Examples of legalization

Historical Examples of legalization

British Dictionary definitions for legalization



verb (tr)

to make lawful or legal
to confirm or validate (something previously unlawful)
Derived Formslegalization or legalisation, noun
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

Word Origin and History for legalization

1805, noun of action from legalize.



1716, from legal + -ize. Related: Legalized; legalizing.

Online Etymology Dictionary, © 2010 Douglas Harper