Dictionary.com
Thesaurus.com
Synonyms

formalize

American  
[fawr-muh-lahyz] / ˈfɔr məˌlaɪz /
especially British, formalise

verb (used with object)

formalized, formalizing
  1. to make formal, especially for the sake of official or authorized acceptance.

    to formalize an understanding by drawing up a legal contract.

  2. to give a definite form or shape to.

  3. to state or restate (the rules or implied rules of a grammar or the like) in symbolic form.


formalize British  
/ ˈfɔːməˌlaɪz /

verb

  1. to be or make formal

  2. (tr) to make official or valid

  3. (tr) to give a definite shape or form to

  4. logic to extract the logical form of (an expression), to express in the symbols of some formal system

"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

  • formalization noun
  • formalizer noun
  • overformalize verb
  • unformalized adjective

Etymology

Origin of formalize

First recorded in 1590–1600; formal 1 + -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.

The mechanism would help to formalize and identify what kinds of goods the United States should be exporting to and importing from China, he said.

From Barron's • Mar. 22, 2026

It had planned to formalize the changes with an email to customers in February, but has been holding off.

From The Wall Street Journal • Mar. 6, 2026

So you’ll need to treat this family loan like a traditional mortgage, formalize the agreement, and give the lender a security interest in your home, Flach added.

From MarketWatch • Dec. 15, 2025

Other cities moved more quickly to formalize new rules but delivered restaurants with a laundry list of new requirements.

From Slate • Nov. 2, 2024

“If we’re committed,” I said, as evenly as I could muster, “why wouldn’t we formalize that commitment? What part of your dignity would be sacrificed by that?”

From "Becoming" by Michelle Obama