1) a song, lay, ode
Part of Speech: noun feminine
Citing in TDNT: 1:164, 24
From G103; a chant or "ode" (the general term for any words sung; while G5215 denotes especially a religious metrical composition, and G5568 still more specifically a Hebrew cantillation: - song.
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root ᾠδή; click on the second column to search for that grammatical form of the root ᾠδή; click on the third column to search for that word and grammatical form; click on the total to search for the root ᾠδή.