Iambic tetrameter is a meter in poetry. It refers to a line consisting of four iambic feet. The word "tetrameter" simply means that there are four feet in the line; iambic tetrameter is a line comprising four iambs.
How do you identify a iambic tetrameter?
When four beats are placed together in a line of poetry, it is called tetrameter. When we combine iamb with tetrameter, it is a line of poetry with four beats of one unstressed syllable, followed by one stressed syllable, and it is called iambic tetrameter. It sounds like: duh-DUH, duh-DUH, duh-DUH, duh-DUH.
What type of poem has iambic tetrameter?
Some poetic forms rely upon iambic tetrameter: the triolet, Onegin stanza, Memoriam stanza, originally the villanelle, and long meter (or long measure) ballad stanza.