as in illegible
incapable of being read or deciphered the old book contains an inscription, but the handwriting is cramped and unreadable

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of unreadable Basically, the book of enchantments is an ancient tome with mysterious origins that is unreadable to almost everyone in Oz. Megan McCluskey, TIME, 22 Nov. 2024 Libra September 23 – October 22 People may prove unreliable or unreadable to you at this time. Tarot.com, Sun Sentinel, 14 Sep. 2024 What Is Data Encryption? Data encryption is the process of converting readable data (plaintext) into an unreadable format (ciphertext) using a cryptographic key. Ofer Lidsky, Forbes, 22 Nov. 2024 The collection of papyri—from which about 1,800 mostly unreadable scrolls and fragments have so far been extracted—was interred under 60 feet of material deposited by pyroclastic flows, at temperatures greater than 900 degrees Fahrenheit, during the same eruption that destroyed Pompeii in C.E. 79. Tomas Weber, Scientific American, 19 Mar. 2024 See all Example Sentences for unreadable 

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“Unreadable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unreadable. Accessed 30 Jan. 2025.

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