A palindrome is a number, phrase, sentence, word or character sequence that is the same backwards and forwards. The number 3553 is a number palindrome because it's the same when read in both directions. Here is a list of 20 English word palindromes:
Most of the words are monosyllabic (12 out of 20). Besides word palindromes, English also has sentence palindromes. A famous sentence palindrome is Was it a car or a cat I saw? In this sentence palindrome, word boundaries are ignored. The first two words of the question occur in the last three words when it's read backwards.
A palindrome is the same when read from left to right and right to left. It's identical in both directions. Palindromes can be found not only in words but also in phrases and sentences. Malayalam, a language spoken in India, is also a palindrome.