Past tense of decipher
regular verb
The past tense of decipher is deciphered. The past participle is also deciphered.
Forms of decipher
| Base form (V1) | decipher /dɪˈsaɪfə(ɹ)/ |
|---|---|
| Past tense (V2) | deciphered |
| Past participle (V3) | deciphered |
| Present participle | deciphering |
| Third person singular | deciphers |
Deciphered in a sentence
- He was part of an award-winning team in high school that deciphered portions of an ancient Greek scroll.2025 February 7, Josie Ensor, “Meet Elon Musk’s ‘baby-faced assassins’ leading Doge takeover”, in The Times. From the entry award-winning
- His Panasonic radio allowed him only to receive messages, not send any, and the messages could be deciphered only with the help of a code pad.2019, Stephen Kinzer, Poisoner in Chief. From the entry dead drop
- Since then I have deciphered some more of Adam’s hieroglyphics, and think he has now become sufficiently important as a public character to justify this publication.1904, Mark Twain, Extracts from Adam's Diary. From the entry adam
Meaning of decipher
- verb To convert a code or cipher to plain text.
- verb To read text that is almost illegible or obscure.
- verb To make sense of a complex situation.
Questions about the past tense of decipher
- What is the past tense of decipher?
- The past tense of decipher is deciphered.
- What is the past participle of decipher?
- The past participle of decipher is deciphered.
- Is decipher a regular or irregular verb?
- Decipher is a regular verb: its past tense adds -ed.
Source and license
Adapted from Wiktionary: decipher (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.
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Cite this page: “Past tense of decipher.” Word.ws, https://word.ws/past-tense/decipher. Based on Wiktionary, CC BY-SA 4.0.