Longman Dictionary of Contemporary English homepage

Date: 1300-1400
Language: Old French
Origin: definer, from Latin definire, from finire 'to limit, end'

define

verb
     
de‧fine S3 W2 [transitive]
1 to describe something correctly and thoroughly, and to say what standards, limits, qualities etc it has that make it different from other things:
the ability to define clients' needs
The duties of the post are difficult to define.
clearly/well defined
The tasks will be clearly defined by the tutor.
define something as something
70% of the workers can be defined as low-paid.
2 to explain exactly the meaning of a particular word or idea [↪ definition]:
I'll now try to define the term 'popular culture'.
define something as something
A budget is defined as 'a plan of action expressed in money terms'.
Define precisely what you mean by 'crime'.
3 to show the edge or shape of something clearly [↪ definition]:
The bird has sharply defined black and rust markings.
definable adjective

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