decipher

verb

de·​ci·​pher dē-ˈsī-fər 

deciphered; deciphering; deciphers

transitive verb

1

: decode sense 1a

decipher a secret message

2

obsolete : depict

… with her majesty's name deciphered in gold letters …

—Jonathan Swift

3

a

: to make out the meaning of despite indistinctness or obscurity

trying to decipher her handwriting

b

: to interpret the meaning of

decipher the poem

decipherable

dē-ˈsī-f(ə-)rə-bəl 

adjective

decipherer

dē-ˈsī-fər-ər 

noun

decipherment

dē-ˈsī-fər-mənt 

noun

Synonyms of decipher

• crack
• translate
• break
• decode
• solve
• decrypt

Examples of decipher in a Sentence

I couldn't decipher his sloppy handwriting.

we deciphered the hidden message to find out when we were supposed to meet

Recent Examples on the Web

The discovery began in 2024, when a representative of the monastery's preservation association asked Tornau to decipher the manuscript. — Andrea Margolis, FOXNews.com, 29 July 2026

Uncertainty notwithstanding, the longevity world has glommed onto the notion that the vaginal microbiome is some kind of exotic tealeaf that can be deciphered—and perfected by purchasing the right supplements. — Sarah Digregorio, Vanity Fair, 27 July 2026

Jonestown afflicted Naipaul’s vision, his way of deciphering not just political manias but the dreariness of urban life, the perpetual doom of the nuclear-arms race. — Hua Hsu, New Yorker, 14 July 2026

Angela George The recount board is sticking around after business hours for now to tabulate ballots that needed to be duplicated after the voting machine could not read or decipher the ballot. — Angela George, Sioux Falls Argus Leader, 8 July 2026

Word History

First Known Use

1545, in the meaning defined at sense 1

Rhymes for decipher

• cipher
• cypher
• fifer
• heifer
• pfeiffer

Kids Definition

decipher

verb

de·​ci·​pher di-ˈsī-fər 

1

: to convert into understandable form

especially : decode

2

: to make out the meaning of despite lack of clearness

decipher sloppy handwriting

decipherable

-f(ə-)rə-bəl 

adjective

decipherment

-fər-mənt 

noun