Iambic tetrameter

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.

Some poetic forms rely upon iambic tetrameter: triolet, Onegin stanza, In Memoriam stanza, long measure (or long meter) ballad stanza.