from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A handbook used as an aid in a difficult art or practice, specifically, a dictionary of Greek or Latin prosody used as a guide in writing of poetry in Greek or Latin.
from the GNU version of the Collaborative International Dictionary of English
- n. A dictionary of prosody, designed as an aid in writing Greek or Latin poetry.
from The Century Dictionary and Cyclopedia
- n. A dictionary of prosody designed as an aid in writing Greek or Latin verses.
- n. In music, a work consisting wholly or in great part of exercises of gradually increasing difficulty.
From Gradus ad Parnassum (Latin, literally, a step to Parnassus), a 17th century prosody dictionary long used in British schools. (Wiktionary)