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formal language

British  

noun

  1. a language designed for use in situations in which natural language is unsuitable, as for example in mathematics, logic, or computer programming. The symbols and formulas of such languages stand in precisely specified syntactic and semantic relations to one another

  2. logic a logistic system for which an interpretation is provided: distinguished from formal calculus in that the semantics enable it to be regarded as about some subject matter

"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

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.

Such candid airing of friction is unusual at the court, where personal discord is normally kept behind closed doors and legal disagreements are rendered in the formal language of written dissents.

From The Wall Street Journal • Apr. 18, 2026

He also speaks in full sentences and uses formal language fitting legal argumentation.

From Slate • Aug. 20, 2025

Draft a script for your review podcast that reflects your personality and use of language, rather than formal language.

From Textbooks • Dec. 21, 2021

If the label’s formal language told people administering the vaccine that the vial contained a sixth dose, that could accelerate the pace of vaccinations at a crucial time.

From New York Times • Jan. 22, 2021

In sixth grade, Miss Perry had insisted we all learn to compose proper letters in formal language.

From "The Old Willis Place" by Mary Downing Hahn