Word of the Day
Apps by Dictionary
Today's Word of the Day means...
the pattern of light interference produced by the contact of the convex surface of a lens with a plane glass plate, appearing as a series of concentric, alternately bright and dark rings, which are colored if the light source is white.
, who discovered them
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Word of The Day
Difficulty index for
Few English speakers likely know this word
Word Value for
Words With Friends
Rings and other jewels are not gifts, but apologies for gifts.
Ralph Waldo Emerson
His are the quiet steeps of dreamland, The waters of no-more-pain; His ram's bell rings 'neath an...
Walter De La Mare
The seagull's wings shall dip and pivot him, Shedding white rings of tumult, building high Over the...