Pindaric ode

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An ode in the form used by Pindar, consisting of a series of triads in which the strophe and antistrophe have the same stanza form and the epode has a different form.
• noun An ode in a form popularized in the 1600s by Abraham Cowley, employing lines of irregular lengths and an irregular rhyme scheme.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun an ode form used by Pindar; has triple groups of triple units