Definition: A sonnet is a type of poetry that consists of four lines in iambic pentameter. It typically has 14 to 20 syllables per line and is often associated with romantic themes or the idea of love and beauty. In a sonnet, each line is divided into three parts: the first two are rhyming couplets, while the third part is blank, usually consisting of five or six words. The rhyme scheme for a sonnet is ABAB CDC