operandum
English
Etymology
Latin
Noun
operandum (plural operanda)
- A lever, key or device installed in a operant chamber, upon which the "subject" exerts its responses. Sometimes referred to as a manipulandum. In the prototypical operant conditioning experiment, a rat (the subject) presses upon a lever (the operandum) which triggers the delivery of food (the reward or reinforcer).
Latin
Participle
operandum
- nominative neuter singular of operandus
- accusative masculine singular of operandus
- accusative neuter singular of operandus
- vocative neuter singular of operandus