EXAMPLES | WORD ORIGIN noun a word, line, verse, number, sentence, etc., reading the same backward as forward, as Madam, I'm Adam or Poor Dan is in a droop. . Biochemistry a region of DNA in which the sequence of nucleotides is identical with an inverted sequence in the complementary strand: GAATTC is a palindrome of CTTAAG. Origin of palindrome 1620–30;
recurring, equivalent to
again, back +
Related forms pa·lin·dro·mist , [p uh- lin-droh-mist] /pəˈlɪn droʊ mɪst/ noun pal·in·drom·ic , [pal-in- drom-ik, - droh-mik] /ˌpæl ɪnˈdrɒm ɪk, -ˈdroʊ mɪk/ pal·in·drom·i·cal, adjective pal·in·drom·i·cal·ly, adverb
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for palindrome Historical Examples of palindrome British Dictionary definitions for palindrome noun a word or phrase the letters of which, when taken in reverse order, give the same word or phrase, such as able was I ere I saw Elba Derived Forms palindromic ( ˌpælɪnˈdrɒmɪk), adjective Word Origin for palindrome
C17: from Greek
palindromos running back again, from palin again + -drome
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for palindrome n.
"line that reads the same backward and forward," 1620s, from Greek
palindromos "a recurrence," literally "a running back," from palin "again, back" (from PIE root *kwel- "move round," with notion of "revolving; see cycle (n.)) + dromos "a running" (see dromedary). Related: Palindromic.
Online Etymology Dictionary, © 2010 Douglas Harper
n. A segment of double-stranded DNA in which the nucleotide sequence of one strand reads in reverse order to that of the complementary strand. Related forms pal′in•dro ( ′mic -drō) ′mĭk, -drŏm ′ĭk adj.
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