cipher

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.

To make the journey work without the audiences seeing each other, Broucke used a mathematical application called a Caesar cipher, created by the Roman general to send encrypted messages.

From The Wall Street Journal • Apr. 2, 2026

But he has been a cipher when it comes to the administration’s military “excursions,” as Trump calls them, and has reportedly even been exiled from the makeshift Mar-a-Lago situation room.

From Salon • Mar. 16, 2026

The Cybertruck has become a cipher for this injustice.

From Slate • Jun. 22, 2025

While “Million Dollar Baby” is one of this year’s defining singles, Richman remains largely a cipher.

From New York Times • Dec. 6, 2024

Unlike a substitution cipher, it doesn’t replace any of the letters in the original message.

From "The Woman All Spies Fear" by Amy Butler Greenfield