positive ray

noun Physics.

a stream of positive ions traveling from a metallic anode to the cathode in a gas-discharge tube.

RELATED CONTENT

Negative Or Positive Reinforcement: Which Is Better?Negative reinforcement vs. positive reinforcement Most people think that positive reinforcement means to lavish praise or encouragement, and that is a good part of its essence, but not all of it. What is negative reinforcement, then? Is that about withholding praise? Scolding? Admonishing? Positive reinforcement is actually something we’re all pretty familiar with. When you were a kid, did you get a weekly allowance for …

The Biggest Mistakes In Songs We Love To Sing Your favorite playlist is probably as full of simple spelling mistakes and hilarious grammatical errors as it is beloved hit songs.

Nearby words

positive feedback, positive ion, positive law, positive organ, positive polarity, positive ray, positive scotoma, positive stain, positive theology, positive vetting, positive-negative pressure breathing

Origin of positive ray

First recorded in 1900–05

Also called anode ray, canal ray.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019