Akademik

key
1. noun /kiː/
a) An object designed to open and close a lock.

the key to solving this problem...

b) An object designed to fit between two other objects (such as a shaft and a wheel) in a mechanism and maintain the orientation between them.

the key to winning this game

2. adjective /kiː/
a) Indispensable.

He is the key player for his soccer team.

b) Important, salient.

He is the key witness.

3. verb /kiː/
a) To fit (a lock) with a key.

Our instructor told us to key in our user IDs.

b) To fit (pieces of a mechanical assembly) with a key to maintain the orientation between them.

He keyed the car that had taken his parking spot.

4. adverb /kiː/
when

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