All 50 Uses

cipher
in
Book Scavenger
(Edited)

The clue was a substitution cipher—Emily was sure.
p. 8.1

cipher = secret code used to hide the meaning of message
At the top of a fresh page, she carefully recopied the cipher she'd printed from the Book Scavenger website a few days ago.
p. 8.8
Emily sighed, frustrated with the cipher and frustrated with her dad for breaking her concentration.
p. 9.3
The sentence didn't strike her as being a cipher since it was made up of actual words, not a garbled mix of letters.
p. 22.9
It was where all her ideas for puzzles and ciphers and hiding books exploded on the page, and where she tried to work out the clues for the books she was hunting.
p. 27.8

ciphers = secret codes used to hide the meaning of message
Beneath the Ferzu Borg cipher was unfamiliar block-letter handwriting: THIRD BENCH DOWN THE PIER.
p. 30.1

cipher = secret code used to hide the meaning of message
Emily inspected the original cipher and her work.
p. 30.3
The cipher text had two Ys and she'd assigned a different letter to each one.
p. 30.4
But it's only been a couple of days since I declared it, and there are a bunch of flagged books, so I thought there was no way someone else would solve the cipher and get to it first.
p. 49.2
Babbage had rated all of his or her clues at Sherlock level, so they were almost definitely beyond Emily's cipher-cracking capabilities.
p. 65.9
For their secret language, they had decided on a substitution cipher.
p. 70.8
James knew from keyboarding class that the sentence "The quick brown fox jumps over the lazy dog" used every letter in the alphabet, so they made that their cipher key.
p. 70.9 *
A man finds a gold-bug and a piece of parchment, and then he discovers that when he heats the parchment a cipher appears.
p. 84.1
He cracks the cipher and it leads him and two friends to buried treasure.
p. 84.1
Who knows what a cipher is?
p. 120.6
He turned to the whiteboard and wrote cipher.
p. 120.7
"A cipher," he underlined the word, "is when you substitute individual letters with other letters, numbers, or symbols."
p. 120.7
They were both fans of the monoalphabetic substitution cipher.
p. 122.2
"Julius Caesar developed one of the earliest substitution ciphers," Mr. Quisling said.
p. 122.5

ciphers = secret codes used to hide the meaning of message
Edgar Allan Poe was not only a famous writer but also a cipher enthusiast.
p. 122.6

cipher = secret code used to hide the meaning of message
So enthusiastic, in fact, he organized a cipher challenge when he was the editor of a literary magazine.
p. 122.7
He claimed he could solve any cipher submitted.
p. 122.8
It made sense, really, since his story "The Gold-Bug" included ciphers.
p. 123.1

ciphers = secret codes used to hide the meaning of message
Ciphers play an interesting role in the history of our world.
p. 123.5
A cipher challenge, in the spirit of Edgar Allan Poe.
p. 125.9

cipher = secret code used to hide the meaning of message
Here's how it will work: You may submit substitution ciphers to the class.
p. 126.1

ciphers = secret codes used to hide the meaning of message
One cipher per student per week.
p. 126.1

cipher = secret code used to hide the meaning of message
After this week, Monday will be the day to submit ciphers.
p. 126.2

ciphers = secret codes used to hide the meaning of message
The class will have the week to attempt to break the submitted ciphers.
p. 126.2
Any ciphers left standing by the end of the week will earn you a free homework pass to use on any assignment this semester.
p. 126.2
Be prepared to explain your cipher for the class if it goes unbroken, in order to prove it's validly constructed.
p. 126.5

cipher = secret code used to hide the meaning of message
At least this cipher challenge sounds cool.
p. 126.9
On Wednesday, almost the entire social studies class submitted ciphers for Mr. Quisling's challenge.
p. 129.9

ciphers = secret codes used to hide the meaning of message
On Thursday, every last cipher had been cracked, including James's, Maddie's, and Emily's.
p. 129.9

cipher = secret code used to hide the meaning of message
I can't believe all the ciphers were broken.
p. 130.1

ciphers = secret codes used to hide the meaning of message
James wanted to research ciphers for Mr. Quisling's challenge in order to come up with something super hard for others to break.
p. 149.1
After learning about the challenge, the school librarian assembled a cart of books related to ciphers and codes and made a temporary "no checkout" rule for them, to ensure they stayed available for everyone's use.
p. 149.5
Emily had said she'd help James research ciphers, but first she wanted to finish comparing the two editions of The Gold-Bug.
p. 149.7
James walked his cipher book back to the library cart, reading it until the very last second.
p. 160.8

cipher = secret code used to hide the meaning of message
The first week of Mr. Quisling's challenge was a wash, since everyone's submitted ciphers had been broken.
p. 161.9

ciphers = secret codes used to hide the meaning of message
They each submitted ciphers, and James felt great about his chances this week.
p. 162.4
He held Maddie's cipher sheet in front of him as they walked: "I'll be able to crack this in no time," James said.
p. 162.6

cipher = secret code used to hide the meaning of message
Emily wasn't sure how much of that was due to him having lived in San Francisco his whole life and being immune to these kinds of sightings, and how much was due to his absorption in cracking Maddie's cipher.
p. 167.9
James had his binder open again to Maddie's cipher.
p. 172.7
Well, maybe we should focus on Mr. Quisling's cipher challenge for a little bit instead.
p. 173.6
James gave a tight-lipped smile and returned to scribbling notes about Maddie's cipher.
p. 173.9
But James slumped even lower when his was one of the two ciphers broken.
p. 174.4

ciphers = secret codes used to hide the meaning of message
By Thursday, James had made a breakthrough with Maddie's cipher and was back in high spirits.
p. 175.4

cipher = secret code used to hide the meaning of message
I found it when I was researching ciphers online.
p. 175.8

ciphers = secret codes used to hide the meaning of message
On the day that launched the Cipher Challenge, of which I will triumph!
p. 180.8

cipher = secret code used to hide the meaning of message

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Best Example Sentences
From Other Sources
Highlighting 2 Senses of the Word

Definitions:

(1) (cipher as in: a secret cipher)
to write a message in a secret code; or such a message; or a substitution table or other system used to encode and decode such a message
(2) (meaning too rare to warrant focus)
At one time, cipher frequently referenced the act of doing mathematical calculations or a person capable of such calculations.

A cipher can also refer to a person without power or influence. It can also refer to the mathematical digit, zero.

A comprehensive dictionary will describe other less common senses of cipher.

cipher in Book Scavenger (Edited)

cipher
in
Book Scavenger
(Edited)