- A line of verse consisting of four metrical feet.
- A line of verse consisting of four measures of two feet each, especially one in iambic, trochaic, or anapestic meter in classical prosody.
[Late Latin tetrametrus, from Greek tetrametron, from neuter of tetrametros, having four measures : tetra-, tetra- + -metron, measure; see -meter.]
tetrameter te·tram'e·ter adj.




