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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.

Acute shortages of key fuels and soaring prices could emerge within weeks if the Strait of Hormuz remains shut.

From The Wall Street Journal • May 15, 2026

A new iteration of the Dior Saddle bag was car-inspired, sharing DNA with John Galliano’s 2001 Dior Cadillac bags, featuring car paint surfaces and motor key charms.

From Los Angeles Times • May 15, 2026

Keeping India's external balances under control while preventing further rupee weakness will be the "key macroeconomic challenge" this year, India's chief economic adviser, V Anantha Nageswaran, said recently.

From BBC • May 14, 2026

China, a key market, is projected to need 8,800 planes over 20 years, despite accounting for only 2% of Boeing’s current backlog.

From Barron's • May 14, 2026

“Grab the key card when you have a chance,” I said.

From "Glitch" by Laura Martin




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