define

v. explain, clarify; limit, set boundaries

A definition is a statement of the meaning of a term, word or phrase. The term to be defined is known as the definiendum (Latin: that which is to be defined). The words which define it are known as the definiens (Latin: that which is doing the defining).
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Verb
1. give a definition for the meaning of a word; "Define `sadness'"
(hypernym) specify, set, determine, fix, limit
(hyponym) redefine
(derivation) definition
2. determine the essential quality of
(synonym) specify, delineate, delimit, delimitate
(hypernym) be
(hyponym) determine
3. determine the nature of; "What defines a good wine?"
(hypernym) characterize, characterise
4. delineate the form or outline of; "The tree was clearly defined by the light"; "The camera could define the smallest object"
(synonym) delineate
(hypernym) show
(derivation) definition

v. determine; nail; define

v. determine, define