key
adj//ki//nyckel, skär, facit, knapp, tangent, tonart, morsenyckel
Indispensable, supremely important.
Important, salient.
(countable) An object designed to open and close a lock.
A crucial step or requirement.
A small guide explaining symbols or terminology, especially the legend on a map or chart.
In musical instruments, one of the valve levers used to select notes, such as a lever opening a hole on a woodwind.
(cryptography) A piece of information (e.g., a password or passphrase) used to encode or decode a message or messages.
(databases) In a relational database, a field used as an index into another table (not necessarily unique).
(computing) A value that uniquely identifies an entry in a container.
(biology) A series of logically organized groups of discriminating information which aims to allow the user to correctly identify a taxon.
One of a string of small islands.
A guide to the correct answers of a worksheet or test.
(computing) One of several small, usually square buttons on a typewriter or computer keyboard, mostly corresponding to text characters.
In instruments with a keyboard such as an organ or piano, one of the levers, or especially the exposed front end of it, which are depressed to cause a particular sound or note to be produced.
(music) A scale or group of pitches constituting the basis of a musical composition.
(historical) A manual electrical switching device primarily used for the transmission of Morse code.