defining

[dih-fahy-ning]

See more synonyms for defining on Thesaurus.com

adjective

decisive; critically important: Taking a course in architecture was a defining turn in her life.

Related formsnon·de·fin·ing, adjectiveself-de·fin·ing, adjective

define

[dih-fahyn]

verb (used with object), de·fined, de·fin·ing.

to state or set forth the meaning of (a word, phrase, etc.): They disagreed on how to define “liberal.”
to explain or identify the nature or essential qualities of; describe: to define judicial functions.
to fix or lay down clearly and definitely; specify distinctly: to define one's responsibilities.
to determine or fix the boundaries or extent of: to define property with stakes.
to make clear the outline or form of: The roof was boldly defined against the sky.

verb (used without object), de·fined, de·fin·ing.

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

Origin of define

1325–75; Middle English def(f)inen < Anglo-French, Old French definer to put an end to < Latin dēfīnīre to limit, define, equivalent to dē- de- + fīnīre; see finish

Related formsde·fin·a·ble, adjectivede·fin·a·bil·i·ty, nounde·fin·a·bly, adverbde·fine·ment, nounde·fin·er, nounmis·de·fine, verb (used with object), mis·de·fined, mis·de·fin·ing.non·de·fin·a·bil·i·ty, nounnon·de·fin·a·ble, adjectivenon·de·fin·a·bly, adverbnon·de·fined, adjectivenon·de·fin·er, nounpre·de·fine, verb (used with object), pre·de·fined, pre·de·fin·ing.re·de·fine, verb (used with object), re·de·fined, re·de·fin·ing.self-de·fined, adjectivesem·i·de·fined, adjectiveun·de·fin·a·ble, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for defining

Contemporary Examples

But if that is the low bar for defining a war, then I hope the draft is reinstated.
Why I’m for the War on Christmas
Asawin Suebsaeng
December 23, 2014
She said the defining characteristic of her husband was his sensitivity.
The Life and Hard Times Of The Family A Cuban Defector Left Behind
Brin-Jonathan Butler
December 19, 2014
Were you defining yourself as a fiction writer then, or did you already envision writing essays like the ones in The Unspeakable?
Meghan Daum On Tackling The Unspeakable Parts Of Life
David Yaffe
December 6, 2014
But the October 1964 telecast is still regarded as the defining Ronald Reagan speech.
Remembering Reagan’s Defining Speech
Stuart Stevens
October 27, 2014
The researchers deliberately refrained from defining “moral” and “immoral” for study participants.
It’s Official: Religion Doesn’t Make You More Moral
Elizabeth Picciuto
September 23, 2014

Historical Examples

A law was passed April 2, 1884, defining the rights of the married woman.
The History of Woman Suffrage, Volume IV
Various
Thus England was fashioning a new system and defining a new policy.
The Fathers of New England
Charles M. Andrews
Orismologia -y: the defining of scientific or technical terms.
Explanation of Terms Used in Entomology
John. B. Smith
When the term is used in defining a fabric, it is a delusion and a snare.
Textiles
William H. Dooley
He has none of the defining disquisitions that are born of the closet.
Museum of Antiquity
L. W. Yaggy

British Dictionary definitions for defining

define

verb (tr)

to state precisely the meaning of (words, terms, etc)
to describe the nature, properties, or essential qualities of
to determine the boundary or extent of
(often passive) to delineate the form or outline ofthe shape of the tree was clearly defined by the light behind it
to fix with precision; specify

Derived Formsdefinable, adjectivedefinability, noundefinably, adverbdefiner, noun

Word Origin

C14: from Old French definer to determine, from Latin dēfīnīre to set bounds to, from fīnīre to finish

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 defining

define

v.

late 14c., "to specify; to end," from Old French defenir "to end, terminate, determine," and directly from Latin definire "to limit, determine, explain," from de- "completely" (see de-) + finire "to bound, limit," from finis "boundary, end" (see finish (n.)). Related: Defined; defining.

defining

define

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Examples from the Web for defining

Contemporary Examples

But if that is the low bar for defining a war, then I hope the draft is reinstated.

She said the defining characteristic of her husband was his sensitivity.

Were you defining yourself as a fiction writer then, or did you already envision writing essays like the ones in The Unspeakable?

But the October 1964 telecast is still regarded as the defining Ronald Reagan speech.

The researchers deliberately refrained from defining “moral” and “immoral” for study participants.

Historical Examples

A law was passed April 2, 1884, defining the rights of the married woman.

Thus England was fashioning a new system and defining a new policy.

Orismologia -y: the defining of scientific or technical terms.

When the term is used in defining a fabric, it is a delusion and a snare.

He has none of the defining disquisitions that are born of the closet.

define

Word Origin

Word Origin and History for defining

define

v.

Origin of define