key synonym, key definition | Thesaurus

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1    latchkey, opener  
2      (figurative)   answer, clue, cue, explanation, guide, indicator, interpretation, lead, means, pointer, sign, solution, translation  
3    basic, chief, crucial, decisive, essential, fundamental, important, leading, main, major, pivotal, principal  
3    minor, secondary, subsidiary, superficial  

key in     
enter, input, keyboard, type  
keeping a low profile, low-pitched, muffled, muted, played down, quiet, restrained, subdued, toned down, understated  
off key     
discordant, dissonant, inharmonious, jarring, out of keeping, out of tune  
English Collins Dictionary - English synonyms & Thesaurus  


  ( keys    plural & 3rd person present)   ( keying    present participle)   ( keyed    past tense & past participle  )
1       n-count   A key is a specially shaped piece of metal that you place in a lock and turn in order to open or lock a door, or to start or stop the engine of a vehicle.  
They put the key in the door and entered...     
2       n-count   The keys on a computer keyboard or typewriter are the buttons that you press in order to operate it.  
usu pl  
3       n-count   The keys of a piano or organ are the long narrow pieces of wood or plastic that you press in order to play it.  
usu pl  
4       n-var   In music, a key is a scale of musical notes that starts on one specific note.  
...the key of A minor.     
5       n-count   The key on a map or diagram or in a technical book is a list of the symbols or abbreviations used and their meanings.  
You will find a key at the front of the book.     
6       adj   The key person or thing in a group is the most important one.  
ADJ n  
He is expected to be the key witness at the trial...     
7       n-count   The keyto a desirable situation or result is the way in which it can be achieved.  
usu N to n  
The key to success is to be ready from the start...     
    master key   key in      phrasal verb   If you key something in, you put information into a computer or you give the computer a particular instruction by typing the information or instruction on the keyboard.   (=type in)  
Brian keyed in his personal code.      V P n (not pron), Also V n P  

function key        ( function keys    plural  ) Function keys are the keys along the top of a computer keyboard, usually numbered from F1 to F12. Each key is designed to make a particular thing happen when you press it.     (COMPUTING)      n-count  
Just hit the F5 function key to send and receive your e-mails.     
hot key        ( hot keys    plural  ) A hot key is a key, or a combination of keys, on a computer keyboard that you can press in order to make something happen, without having to type the full instructions.     (COMPUTING)      n-count  
key card        ( key cards    plural  ) A key card is a small plastic card which you can use instead of a key to open a door or barrier, for example in some hotels and car parks.      n-count  
key player        ( key players    plural  ) The key players in a particular organization, event, or situation are the most important people or things involved in it.      n-count  
The former chairman was a key player in the deals that pushed the bank to the top.     
key ring        ( key rings    plural  ) , keyring   A key ring is a metal ring which you use to keep your keys together. You pass the ring through the holes in your keys.      n-count  
If you say that something is low-key, you mean that it is on a small scale rather than involving a lot of activity or being made to seem impressive or important.      adj  
The wedding will be a very low-key affair..., He wanted to keep the meetings low-key.     
master key        ( master keys    plural  ) A master key is a key which will open all the locks in a set, even though each lock has its own different key.      n-count  
When music is off-key, it is not in tune.      adj   (=out of tune)  
...wailing, off-key vocals and strangled guitars...     
      Off-key is also an adverb., adv   ADV after v   (=out of tune)  
Moe was having fun banging the drums and singing off-key.     
skeleton key        ( skeleton keys    plural  ) A skeleton key is a key which has been specially made so that it will open many different locks.      n-count  

Translation English Cobuild Collins Dictionary  

See also:

key in, off key, key in, keynote

Collaborative Dictionary     English Thesaurus
User’s online presence that hold the potential to be the key to ones online identity, value and worth.
Cyber Legacy Locker is the safe and secure way to pass encrypted access key of online accounts to authorized assignee.
[Leg.];[Tech.] passing access key of online account to friends or love ones
it's a unintended call which happens when the keys are not blocked in one's pocket
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