key in

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.

Google’s researchers said a quantum computer may be on the horizon that’s powerful enough to crack a bitcoin wallet’s secret key in as few as nine minutes, potentially giving attackers access to investors’ funds.

From MarketWatch • Mar. 31, 2026

It is also key in fiber-optic manufacturing and defense applications.

From The Wall Street Journal • Mar. 31, 2026

“We knew at some point we’d get that spot where we’re playing our best. I started to key in on their blockers to see who was switching on Mateo.”

From Los Angeles Times • Mar. 21, 2026

The company’s earnings report, scheduled for Wednesday before the market opens, would be key in determining the stock’s direction in the months ahead.

From Barron's • Mar. 10, 2026

In the hallway Mom fumbled with the key in the lock, when the door across the hall opened and a pair of dark shiny eyes peered out.

From "The First Rule of Punk" by Celia C. Pérez