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1. Operating to produce effects; effective.
2. Psychology Of, relating to, or being a response that occurs spontaneously and is identified by its reinforcing or inhibiting effects.
1. One that operates.
2. Psychology An element of operant behavior.

[Latin operāns, operant-, present participle of operārī, to work; see operate.]

op′er·ant·ly adv.


producing effects; operating
1. a person or thing that operates
2. (Psychology) psychol any response by an organism that is not directly caused by a stimulus


(ˈɒp ər ənt)

1. operating; producing effects.
2. a person or thing that operates.
[1595–1605; < Late Latin]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.operant - having influence or producing an effect; "many emotional determinants at work"; "an operant conscience"
operative - being in force or having or exerting force; "operative regulations"; "the major tendencies operative in the American political system"
References in periodicals archive ?
He coins a novel taxonomy of operants which includes the echoic, mand, tact, intraverbal, textual, and autoclitic, among others.
In addition, understanding how the learning of verbal operants in the "here-and-now" can affect our behavior in the "not here, not now" is essential to understand clinical change, which is usually effected throughout a fundamentally verbal interaction.
Une forte delegation jordanienne d'au moins 40 importateurs, industriels, investisseurs operants dans tous les secteurs d'activites se deplacera a Tunis pour prospecter les possibilite d'echanges avec leurs partenaires tunisiens et nouer des liens durables de cooperation dans les domaines d'activites en question.
788 tonnes durant le 3e trimestre 2014, alors que 565 navires, dont 539 operants ont touche le port d'Alger au cours du 3e trimestre 2014 sur des previsions de 550 navires, soit un taux d'atteinte des objectifs de 98%.
Just as with our Pyramid Approach to Education, PECS is a part of a part of that broad system, so too is the issue of verbal operants just a small part of the entire package that people now refer to as Applied Verbal Behavior.
The following sections of this paper summarize distinct verbal operants, beginning with mands.
The use of the concurrent operants preference assessment may be beneficial in assisting children with autism to maintain greater control over which instructional approach they receive in home and school therapy programs.
In verbal behavior, speaker behavior consists of six basic verbal operants or functions defined by their effect on a listener, including echoics, mands, tacts, intraverbals, textual responses, and autoclitics.
This theory states that a "current operant" directly involves reinforcement while a "pre-current operant" indirectly affects the situation through subsequent operants.
It should be noted that several studies of setting events utilize analog probe techniques which describe complete operants in terms of the motivation (i.
Concernant la repartition du trafic maritime par type de navires, il a ete enregistre durant le mois de juillet 2014, l'accostage de 171 navires dont 165 operants et 6 non operants contre 181 navires pour le meme mois de l'annee precedente, soit une diminution de 5,52%.
According to Fonai and Serio (2007), by using verbal operants as tools for the analysis of verbal behavior, we can overcome some of the dilemmas encountered when such an analysis is made, based on traditional classification systems that emphasize the topography of the response.