Adjective

(en adjective)

Hidden, covered over; overgrown, sheltered.

* 1590 , (Edmund Spenser), (The Faerie Queene) , III.5:

Within that wood there was a covert glade, / Foreby a narrow foord, to them well knowne

* (Francis Bacon) (1561-1626)

to plant a covert alley

(figuratively) Secret, surreptitious, concealed.

* (William Shakespeare) (1564-1616)

how covert matters may be best disclosed

* (John Milton) (1608-1674)

whether of open war or covert guile

*{{quote-magazine, date=2013-07-26, author=(Leo Hickman)

, volume=189, issue=7, page=26, magazine=(The Guardian Weekly) , title= How algorithms rule the world , passage=The use of algorithms in policing is one example of their increasing influence on our lives.