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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.

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It uses a free cash flow to the firm approach, based on four key drivers: operating margins; revenue growth; weighted cost of capital; and reinvestment efficiency, measured through a company’s sales-to-capital ratio.

From MarketWatch Jul. 27, 2026

Service revenue—a closely watched metric in the telecom sector—climbed to 8.63 billion euros from 7.86 billion euros, driven by growth across the group’s key regions including Germany and the U.K.

From The Wall Street Journal Jul. 27, 2026

The company, a key supplier to AI chip giant Nvidia, said it had sold 177.9 million American depositary shares for $149 each.

From BBC Jul. 27, 2026

In addition, ProPublica reached out to four leading lawmakers who were key to Florida’s 2023 bill that extended public money to all families opting for private education.

From Salon Jul. 27, 2026

“It’s seven fifty-four,” I said, and then I felt something in my brain click home like a key in a lock, and I turned to take in my surroundings with wide eyes.

From "Glitch" by Laura Martin

Smarter timing may be one of the keys to making cancer treatment more effective.

From Science Daily Jul. 22, 2026

“Navigating the Pentagon is something that we had to figure out on our own. No one has the keys to the castle,” said Monroe-Anderson.

From The Wall Street Journal Jul. 14, 2026

Pelosi said she is largely handing over the keys to managing the institute and its programming to Berkeley, while lending her name, congressional expertise and contacts to foster its growth.

From Los Angeles Times Jun. 29, 2026

He has been talking up his economic credentials in recent weeks, arguing for a vision of "progressive capitalism" – and his allies are lobbying for him to get the keys to No 11.

From BBC Jun. 24, 2026

I wanted to twist the knobs on the radios and punch at the keys of the typewriters, but the admonishment from the counter girl downstairs made me keep my hands firmly clasped together.

From "The Red Car to Hollywood" by Jennie Liu

The emotional tone of each vocal performance is beautifully keyed to each song’s context.

From Salon Jul. 14, 2026

In 2017 a major retrospective of his work, keyed to his 80th birthday, was presented at New York’s Metropolitan Museum of Art, Paris’ Centre Pompidou and London’s Tate Modern.

From Los Angeles Times Jun. 12, 2026

That relentless defense has keyed consecutive home playoff victories.

From The Wall Street Journal Jan. 19, 2026

Morgan also predicts selling of about $4.7 billion of gold keyed off the Bloomberg index rebalancing, following the metal’s gain during 2025.

From Barron's Jan. 2, 2026

He keyed open his door and we all climbed in and he turned around to face us, said: “So, where you wanna go?”

From "We Were Here" by Matt De La Peña

Blindfolded, I felt Theatre Obscura was mostly playing off our fears rather than giving in to them, largely keying in on our anticipation that something may happen to us when stripped of sight.

From Los Angeles Times Mar. 26, 2026

This is because the Code of Practice for the parking sector says charges should be reduced to £20 when drivers make "keying errors".

From BBC Jan. 18, 2026

“When the market is keying off fundamentals, around earnings season of these companies, these stocks rally,” Slimmon said.

From The Wall Street Journal Dec. 18, 2025

The RAC believes charges for keying errors should be banned completely.

From BBC Mar. 1, 2025

“IT’S A NIGHTMARE,” Alex groaned, keying in Travel Agents in the Internet search engine.

From "Nim’s Island" by Wendy Orr




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