The poem is written in strict iambic pentameter, with 14 lines like a sonnet, and with a terza rima ("third rhyme") rhyme scheme, which follows the complex pattern of: ABA BCB CDC DAD AA.
The poem is written in a regular rhythmic meter with five iambs per line, consisting of 14 lines like a traditional sonnet, and utilizing a specific rhyming sequence known as terza rima, characterized by the repeating pattern of: ABA BCB CDC DAD AA.