<P> A rhyme is a repetition of similar sounds (or the same sound) in two or more words, most often in the final syllables of lines in poems and songs . The word rhyme is also a pars pro toto ("a part (taken) for the whole") that means a short poem, such as a rhyming couplet or other brief rhyming poem such as nursery rhymes . </P> <P> Rhyme partly seems to be enjoyed simply as a repeating pattern that is pleasant to hear . It also serves as a powerful mnemonic device, facilitating memorization . The regular use of tail rhyme helps to mark off the ends of lines, thus clarifying the metrical structure for the listener . As with other poetic techniques, poets use it to suit their own purposes; for example William Shakespeare often used a rhyming couplet to mark off the end of a scene in a play . </P>

Rhyme is the repetition of what at the end of words