Origin of covert
Related formsco·vert·ly, adverbco·vert·ness, noun
Can be confusedcovert overt
Examples from the Web for covert
The remote controlled flying craft has gone from covert military ops to a communal backyard hobby.
PARIS, France—What could be more cynical than a covert operation?
Syrian rebels have overtaken a joint Russian-Syrian secret facility that they claim was a covert intelligence collection base.Syrian Rebels Seize Russian Spy Station Near Israeli Border|Josh Rogin, Eli Lake|October 7, 2014|DAILY BEAST
Most importantly, foreign policy should not be reduced to a synonym for military action and covert operations.After Bipartisan Bush-Obama Blundering, Let’s Try a Libertarian Foreign Policy|Nick Gillespie|July 16, 2014|DAILY BEAST
Tyler agreed that the covert nature of the LGBT scene at BYU has had its upshots.
If you had said or implied she was a lady, she would have shrunk as from a covert reflection on the quality of her work.The Flight of the Shadow|George MacDonald
Anyway, the covert whisper had gone abroad and would not be laid.Johnny Ludlow, Sixth Series|Mrs. Henry Wood
Mr. Hungerford, with another shrug and a covert smile, preceded him up the stairs.Cap'n Dan's Daughter|Joseph C. Lincoln
And as Cosimo rose, stretched himself, and took off his coat, she stole a covert look at his cut hair again.Gray youth|Oliver Onions
So, without stopping a moment, they dashed forward with might and main and burst forth from the covert into the highroad.The Merry Adventures of Robin Hood|Howard Pyle