<P> Iambic pentameter / aɪ ˈæmbɪk pɛnˈtæmɪtər / is a commonly used type of metrical line in traditional English poetry and verse drama . The term describes the rhythm that the words establish in that line, which is measured in small groups of syllables called "feet". The word "iambic" refers to the type of foot that is used, known as the iamb, which in English is an unstressed syllable followed by a stressed syllable . The word "pentameter" indicates that a line has five of these "feet". </P> <P> Iambic pentameter is the most common meter in English poetry; it is used in many of the major English poetic forms, including blank verse, the heroic couplet, and some of the traditional rhymed stanza forms . William Shakespeare used iambic pentameter in his plays and sonnets . </P> <P> An iambic foot is an unstressed syllable followed by a stressed syllable . The rhythm can be written as: </P>

The most common metrical pattern in english poetry is