Définie
Définie is the feminine singular form of the past participle of the verb définir (to define) and also the feminine form of the adjective défini. It is used to indicate that something has been defined, specified, or established by definition, or to describe a concept that is well characterized.
In grammar, définir is a transitive verb, and its past participle is défini, with the feminine form
In mathematics and logic, défini and définie appear in phrases such as une fonction définie (a defined
Etymology traces défini to Latin definire. Over time, the feminine form été extended to grammatical agreement