English Lexicon

Non-palindrome

/nɒnˈpælɪnˌdoʊm/
nounCEFR C1 (Advanced)Top #15000 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A word, phrase, number, or other sequence of characters that does not read the same backward as forward.

    "The word 'apple' is a non-palindrome."
  2. 2

    Any sequence that fails to exhibit the symmetrical property of a palindrome.

    "In the sequence '12345', the arrangement is a non-palindrome."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'non-palindrome' is derived from the prefix 'non-', meaning 'not', combined with 'palindrome', which comes from the Greek 'palindromos', meaning 'running back again'. The concept of palindromes has been recognized since ancient times, with the term gaining popularity in English literature in the 19th century.

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