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Definitions

key

[kee] / ki /


NOUN
item that unlocks
Synonyms
Antonyms




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A key provision calls for wiping memory between sessions, specifically to prevent chatbots from building on harmful mental states over time.

From The Wall Street Journal • May 25, 2026

The key is to regularly engage in more than purely intellectual explorations of economic policy and investment strategy.

From Barron's • May 25, 2026

The key New Zealand wicket was Devine, and when she tamely chipped Gibson to mid-off for a five-ball duck England's joy was obvious.

From BBC • May 25, 2026

The researchers found that chromosome organization was the key factor behind these differences.

From Science Daily • May 25, 2026

Later in the morning a key grated in the lock, the bolt banged, and the door opened long enough for the sanitary bucket to be passed out.

From "The Hiding Place" by Corrie ten Boom




Vocabulary lists containing key


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