palindrome
/ˈpælɪndrəʊm/noun
- a word, phrase, or sequence that reads the same backwards as forwards, e.g. madam or nurses run.回文（指顺读和倒读都一样的词、短语或字符系列, 如madam 或nurses run）。
派生词
palindromic
/-ˈdrɒmɪk/ adjectivepalindromist
noun词源
early 17th cent.: from Greek palindromos 'running back again'， from palin 'again' + drom- （from dramein 'to run'）.