Adjacent Words

Operant definitions

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Webster's 1828 Dictionary

OP'ERANT, a. [See Operate.] Having power to produce an effect. [Not used. We now use operative.]

WordNet (r) 3.0 (2005)

adj
1: having influence or producing an effect; "many emotional determinants at work"; "an operant conscience"

Merriam Webster's

I. adjective Date: 15th century 1. functioning or tending to produce effects ; effective <an operant conscience> 2. of or relating to the observable or measurable 3. of, relating to, or being an operant or operant conditioning <operant behavior> • operantly adverb II. noun Date: 1937 behavior (as bar pressing by a rat to obtain food) that operates on the environment to produce rewarding and reinforcing effects

Webster's 1913 Dictionary

Operant Op"er*ant, a. [L. operans, p. pr. of operari. See Operate.] Operative. [R.] --Shak. -- n. An operative person or thing. [R.] --Coleridge.

Moby Thesaurus

actor, agent, architect, author, conductor, creator, doer, driver, engineer, executant, executor, executrix, fabricator, functionary, handler, maker, manipulator, medium, mover, operative, operator, performer, perpetrator, pilot, practitioner, prime mover, producer, runner, steersman, subject, worker