Palindromic

pal·in·drome  (pln-drm)

n.

1. A word, phrase, verse, or sentence that reads the same backward or forward. For example: A man, a plan, a canal, Panama!

2. A segment of double-stranded DNA in which the nucleotide sequence of one strand reads in reverse order to that of the complementary strand.

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[From Greek palindromos, running back again, recurring : palin, again; see k^wel-¹ in Indo-European roots + dromos, a running.]

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palin·dromic (-drmk, -drmk) adj.