12 entries found for key. The first 10 are listed below.
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Main Entry: 1key
Pronunciation: k
Function: noun
Inflected Form(s): plural keys
Etymology: Old English c[AE]g "key" 1 a: an instrument by which the bolt of a lock is turned b: a device having the form or function of a key <a key for opening a can of meat> <a key for winding a clock> 2: a means of gaining or preventing entrance, possession, or control 3 a: something that provides an explanation, solution, or means of identifying <the key to a riddle> b: a series of phrases or statements that describe characteristics by which plants or animals of a particular group differ and are used to aid in identification c: a map legend 4: one of the levers with a flat surface that is pressed by a finger in operating a machine or playing an instrument 5: a system of seven musical tones arranged in relation to a keynote from which the system is named <the key of C> 6: a characteristic way (as of thought) 7: a small switch for opening or closing an electric circuit