New American Oxford Dictionary
definiens
de fin i ens |diˈfinēənz dɪˈfɪniənz | ▶noun ( pl. definientia |diˌfinēˈenSH (ē )ə | ) a word, phrase, or symbolic expression used to define something, esp. in a dictionary entry, or introducing a word or symbol into a logical system by providing a statement of its meaning. Contrasted with definiendum. ORIGIN late 19th cent.: from medieval Latin, ‘defining, ’ present participle of definire (see define ).
Oxford Dictionary
definiens
definiens |dɪˈfɪnɪɛnz | ▶noun ( pl. definientia ) a word, phrase, or symbolic expression used to define something, especially in a dictionary entry, or introducing a word or symbol into a logical system by providing a statement of its meaning. Contrasted with definiendum. ORIGIN late 19th cent.: from medieval Latin, ‘defining ’, present participle of definire (see define ).
Duden Dictionary
Definiens
De fi ni ens Substantiv, Neutrum , das |deˈfiːni̯ɛns |das Definiens; Genitiv: des Definiens, Plural: die …tia |[defiˈni̯ɛnt͜si̯a ]|lateinisch definiens, 1. Partizip von: definire, definieren Begriff, der einen anderen Begriff bestimmt, der über diesen anderen Begriff etwas aussagt