The later one is entirely in verse, and shows off the author's mastery of the artificial rules of prosody and poetics, according to which a poem, a maha-kavya, ought, according to the later writers on the Ars poetica, to be composed.
They studied criticism, grammar, prosody and metre, antiquities and mythology.
Even as a grammarian he performed an important service to the literary language of Rome, by fixing its prosody and arresting the tendency to decay in its final syllables.
The word is used literally in biology; and metaphorically in prosody or grammar for a verse or sentence with a beginning wanting.
Grammar and prosody were studied in India with a marvellous accuracy and minuteness several centuries before Christ.