Key may refer to:
- Key (lock), device used to open a lock or door
- Skeleton key or master key, a key altered to bypass wards placed inside a lock
- Key (chart), a guide to colours and symbols used in a data chart, graph, plot or diagram
- Key (cryptography), a piece of information that controls the operation of a cryptography algorithm
- Key (engineering), a type of coupling used to transmit rotation between a shaft and an attached item
- Key (map), a guide to a map's symbology
Read more about Key: Biology, Computing, Fiction, Places, Music, Surnames, Companies and Organizations, Printing, Other
Famous quotes containing the word key:
“The knight slew the dragon,
The lady was gay,
They rode on together,
Away, away.”
—Unknown. This Is the Key (l. 38–41)
“With one day’s reading a man may have the key in his hands.”
—Ezra Pound (1885–1972)
“The key word in my plays is “perhaps.””
—Samuel Beckett (1906–1989)