a small cathode-ray tube having a fluorescent screen on which the pattern varies with the voltage applied to the grid: used chiefly in radio receivers to indicate accuracy of tuning.
Origin Story: Why We Call Them “Emmys”
Many viewers know the names and faces of the actors and actresses that walk the red carpet at the Emmy Awards, but few are familiar with the story behind the true star of the show: Emmy. Where does this popular awards show get its name? What are the Emmys named for? The word Emmy refers to the statuette that’s handed out during the awards ceremony. …
If you see an odd glow in the sky tonight, here’s what it’s called and its cause
You’ve heard of the northern lights? The next few days you may be able to see lights even if you aren’t that far north. The sun erupted on Sunday, spewing plasma, “a highly ionized gas containing an approximately equal number of positive ions and electrons” right in our direction. There’s no reason to freak out; solar storms are relatively common, and the most significant impact they have on …
Also called electric eye.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019