Kata bahasa Indonesia
English word
HYPHEN
WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY
Link, Gadget and Share 
WORDNET DICTIONARY
Noun tetralogy has 1 sense
CIDE DICTIONARY
tetralogy, n. [Gr. ; te`tra- (see Tetra-) + a speech, discourse: cf. F. tétralogie.].
A group or series of four dramatic pieces, three tragedies and one satyric, or comic, piece (or sometimes four tragedies), represented consequently on the Attic stage at the Dionysiac festival. [1913 Webster]
" A group or series of three tragedies, exhibited together without a fourth piese, was called a trilogy."
[1913 Webster]
OXFORD DICTIONARY
tetralogy, n. (pl. -ies)
1 a group of four related literary or operatic works.
2 Gk Antiq. a trilogy of tragedies with a satyric drama.
1 a group of four related literary or operatic works.
2 Gk Antiq. a trilogy of tragedies with a satyric drama.