Definition - A word, phrase, or sentence that reads the same forwards and backwards.

Example -

(1) bob
(2) Never odd or even
(3) Able was I ere I saw Elba.

Etymology -
The word derives from the Greek palindromos, a recurrence (from the Greek palin, again or back + dromos, a running).

Oxford English Dictionary -
Its first citation is from circa 1629:
"Had I … weav'd fifty tomes Of Logogriphes, or curious Pallindromes."
(B. Jonson Underwoods, Execr. upon Vulcan (1640) Bjb, )

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