key
|key|
A2
/kiː/
essential element
Etymology
Etymology Information
'key' originates from Old English, specifically the word 'cæg,' where it meant 'a device for opening a lock.'
Historical Evolution
'cæg' transformed into the Middle English word 'keye,' and eventually became the modern English word 'key'.
Meaning Changes
Initially, it meant 'a device for opening a lock,' but over time it evolved to include meanings like 'a crucial element.'
Meanings by Part of Speech
Noun 1
a small metal instrument specially cut to fit into a lock and move its bolt.
She turned the key in the lock.
Synonyms
Noun 2
a crucial or vital element.
Communication is the key to a successful relationship.
Synonyms
Verb 1
to enter or input data using a keyboard.
She keyed the data into the computer.
Synonyms
Idioms
Last updated: 2025/01/11 11:35