key

I
(New American Roget's College Thesaurus)
n. answer, solution, codebook, decipherment; pitch, tonality, register; cay. See sound, opening, interpretation, music, cause, color, instrumentality.
- keyed up
II
(Roget's IV) modif.
Syn. essential, important, chief, pivotal; see fundamental 1 , principal .
n.
1. [Instrument to open a lock]
Syn. latchkey, opener, master key, passkey, skeleton key, passe-partout (French).
2. [A means of solution]
Syn. answer, explanation, solution, clue, index, pointer, pivot, hinge, crux, fulcrum, lever, nexus, core, root, taproot, nucleus, earmark, marker, symptom, sign, brand, cipher, code, indicator, blueprint, signboard, tip-off*; see also answer 2 .
III
(Roget's 3 Superthesaurus) n.
1. solution answer, clue.
2. guide manual, code.
IV
(Roget's Thesaurus II) I noun A means or method of entering into or achieving something desirable: formula, route, secret. Informal: ticket. See MEANS. II adjective 1. Most important, influential, or significant: capital, cardinal, chief, first, foremost, leading, main, major, number one, paramount, premier, primary, prime, principal, top. See IMPORTANT. 2. Dominant in importance or influence: central, pivotal. See IMPORTANT.

English dictionary for students. 2013.

Synonyms:

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  • Key — (k[=e]), n. [OE. keye, key, kay, AS. c[ae]g.] 1. An instrument by means of which the bolt of a lock is shot or drawn; usually, a removable metal instrument fitted to the mechanism of a particular lock and operated by turning in its place. [1913… …   The Collaborative International Dictionary of English

  • Key — may refer to: Building* Key, Carpentry: timber or metal wedges used across or between two or more members to act as a tightening agent. * Key, Painting: to rough the surface of previous coats of paint to allow a secure bond for the next or top… …   Wikipedia

  • KEY — ist das englische Wort für Schlüssel, und damit Bestandteil von Anglizismen: Key Account Key Account Manager etc. Key steht im Sinne von Cay für eine kleine flache Insel: insbesondere die Florida Keys, Inselkette im US Bundesstaat Florida, USA:… …   Deutsch Wikipedia

  • Key — ist das englische Wort für Schlüssel, und damit Bestandteil von Anglizismen: Key Account Key Account Manager etc. Key steht im Sinne von Cay für eine kleine flache Insel: insbesondere die Florida Keys, Inselkette im US Bundesstaat Florida, USA:… …   Deutsch Wikipedia

  • KeY — is a formal software development tool that aims to integrate design, implementation, formal specification, and formal verification of object oriented software. It supports programs written in Java (more precisely: in a superset of Java Card) and… …   Wikipedia

  • key — key1 [kē] n. pl. keys [ME keye < OE cæge, akin to OFris kei, kēia, to secure, guard] 1. an instrument, usually of metal, for moving the bolt of a lock and thus locking or unlocking something 2. any of several instruments or mechanical devices… …   English World dictionary

  • key to — ˈkey to [transitive] usually passive [present tense I/you/we/they key to he/she/it keys to present participle keying to past tense keyed to …   Useful english dictionary

  • Key — Key, v. t. [imp. & p. p. {Keved}; p. pr. & vb. n. {Keying}.] 1. To fasten or secure firmly; to fasten or tighten with keys or wedges. Francis. [1913 Webster] 2. (Computers) To enter (text, data) using keys, especially those on a keyboard; to… …   The Collaborative International Dictionary of English

  • key — adj: of vital importance (as in a business organization) esp. so as to be specially insured to the benefit of an employer key man key employee insurance Merriam Webster’s Dictionary of Law. Merriam Webster. 1996 …   Law dictionary

  • key — Ⅰ. key [1] ► NOUN (pl. keys) 1) a small piece of shaped metal which is inserted into a lock and rotated to open or close it. 2) an instrument for grasping and turning a screw, peg, or nut. 3) a lever depressed by the finger in playing an… …   English terms dictionary

  • key — key, a. Essential; most important; as, the key fact in the inquiry; the president was the key player inthe negotiations. [PJC] …   The Collaborative International Dictionary of English

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