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Synonyms

define

American  
[dih-fahyn] / dɪˈfaɪn /

verb (used with object)

defined, defining
  1. to state or set forth the meaning of (a word, phrase, etc.).

    They disagreed on how to define “liberal.”

  2. to explain or identify the nature or essential qualities of; describe.

    to define judicial functions.

  3. to fix or lay down clearly and definitely; specify distinctly.

    to define one's responsibilities.

    Synonyms:
    enumerate, detail, describe, name, state
  4. to determine or fix the boundaries or extent of.

    to define property with stakes.

  5. to make clear the outline or form of.

    The roof was boldly defined against the sky.


verb (used without object)

defined, defining
  1. to set forth the meaning of a word, phrase, etc.; construct a definition.

define British  
/ dɪˈfaɪn /

verb

  1. to state precisely the meaning of (words, terms, etc)

  2. to describe the nature, properties, or essential qualities of

  3. to determine the boundary or extent of

  4. (often passive) to delineate the form or outline of

    the shape of the tree was clearly defined by the light behind it

  5. to fix with precision; specify

"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

  • definability noun
  • definable adjective
  • definably adverb
  • definement noun
  • definer noun
  • misdefine verb (used with object)
  • nondefinability noun
  • nondefinable adjective
  • nondefinably adverb
  • nondefined adjective
  • nondefiner noun
  • predefine verb (used with object)
  • redefine verb (used with object)
  • self-defined adjective
  • semidefined adjective
  • undefinable adjective

Etymology

Origin of define

First recorded in 1325–75; Middle English def(f)inen, from Anglo-French, Old French definer “to put an end to,” from Latin dēfīnīre ”to limit, define,“ equivalent to dē- “from, away from, out of” + fīnīre “to end”; de-, finish

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.

Paramount’s stock plunge may reverse quickly, however, as merger-arbitrage investors step in, drawn by the defined spread and improving visibility into the deal’s path to completion.

From Barron's

There’s no denying that changes to the U.S. food system are needed, but will defining UPFs shift the way people eat and improve their health?

From MarketWatch

Connections can seem superficial in large groups, but it really depends on how you define closeness.

From The Wall Street Journal

He brought down unemployment and revived growth, but it was his social reforms that defined his tenure.

From Barron's

Goldman Sachs raised its oil price forecast for this year due to a prolonged disruption of energy flows through the Strait of Hormuz and what it defined as the “largest oil supply shock ever.”

From The Wall Street Journal