zone plate

Save This Word!

noun Optics.

a plate or screen with alternating opaque and transparent concentric rings that focus light by diffraction.

QUIZ

ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?

We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.

Question 1 of 8

Which of the following words describes “sky blue”?

navy

beryl

azure

TAKE THE QUIZ TO FIND OUT

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar help

Improve Your Writing

Meet Grammar CoachImprove Your Writing

Origin of zone plate

First recorded in 1895–1900

Words nearby zone plate

zone of illuviation, zone of interior, zone of leaching, zone of saturation, zone out, zone plate, zone refining, zonesthesia, zone system, zone time, Zonian

How to use zone plate in a sentence

Strong currents and winds, however, mean any debris could be drifting up to 31 miles a day eastward, away from the impact zone.
Wreckage, Bodies of AirAsia Crash Found|Lennox Samuels|December 30, 2014|DAILY BEAST
Using a heatproof slotted spoon, remove the shallots to a paper towel-lined plate.
Make Carla Hall’s Crispy Shallot Green Bean Casserole|Carla Hall|December 27, 2014|DAILY BEAST
Allow beans to cool completely then remove to a paper towel-lined plate to dry.
Make Carla Hall’s Crispy Shallot Green Bean Casserole|Carla Hall|December 27, 2014|DAILY BEAST
For instance, Best Buy has over 40 million members in its customer loyalty program, Reward Zone.
Best Buy Punches Back at Amazon|William O’Connor|December 27, 2014|DAILY BEAST

By drawing boundaries against wrongful conduct, law provides a protective zone of freedom within those boundaries.
Red Tape Is Strangling Good Samaritans|Philip K. Howard|December 27, 2014|DAILY BEAST
Worst danger zone, the open sea, now traversed, but on land not yet out of the wood.
Gallipoli Diary, Volume I|Ian Hamilton
Well, the pudding moment arrived, and a huge slice almost obscured from sight the plate before us.
The Book of Anecdotes and Budget of Fun;|Various
He conducts this ceremony with the greatest solemnity, occasionally pronouncing these incantatory words, "Plate or shell, sah?"
Physiology of The Opera|John H. Swaby (AKA "Scrici")
We sat down pell-mell, anywhere, I next to Liszt, who kept putting things on my plate.
Music-Study in Germany|Amy Fay
He silenced her with a gesture, and, leaving a piece of toast half-eaten on his plate, he got up and went into his study.
Uncanny Tales|Various