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Synonyms

legalize

American  
[lee-guh-lahyz] / ˈli gəˌlaɪz /
especially British, legalise

verb (used with object)

legalized, legalizing
  1. to make legal; authorize.


legalize British  
/ ˈliːɡəˌlaɪz /

verb

  1. to make lawful or legal

  2. to confirm or validate (something previously unlawful)

"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

Other Word Forms

  • legalization noun
  • unlegalized adjective

Etymology

Origin of legalize

First recorded in 1710–20; legal + -ize

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That November, my home state became one of the first in the country to legalize same-sex marriage by popular vote.

From The Wall Street Journal • Apr. 2, 2026

Rimada photographs the felines for his social media followers and last year launched a petition to legalize bodega cats, which drew nearly 14,000 signatures.

From Barron's • Feb. 10, 2026

“Their philosophy was: If it’s unsafe for kids, then you shouldn’t legalize it. And of course, that’s a stupid standard,” Stroup said.

From Slate • Dec. 23, 2025

In late September, Culver City became the first municipality in California to legalize the construction of mid-rise apartment buildings with a single staircase.

From Los Angeles Times • Nov. 23, 2025

When word of Lincoln’s 1863 Emancipation Proclamation reached the Hermitage, all of the newly freed people were told they must legalize their marriages.

From "In the Shadow of Liberty" by Kenneth C. Davis