from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A group of three dramatic or literary works related in subject or theme.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A set of three works of art that are connected, and that can be seen either as a single work or as three individual works. They are commonly found in literature, film, or video games.
from the GNU version of the Collaborative International Dictionary of English
- n. A series of three dramas which, although each of them is in one sense complete, have a close mutual relation, and form one historical and poetical picture. Shakespeare's “ Henry VI.” is an example.
from The Century Dictionary and Cyclopedia
- n. Originally, in the Greek drama, a series of three tragedies, each forming a complete part or stage in a historical or poetical narrative; hence, any literary, dramatic, or operatic work consisting of a sequence of three parts, each complete and independent save in its relation to the general theme.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a set of three literary or dramatic works related in subject or theme
Greek trilogiā, series of three related tragedies : tri-, tri- + logos, word, saying; see -logy.(American Heritage® Dictionary of the English Language, Fourth Edition)
Latin & New Latin trilogia, from Ancient Greek τρεῖς (treis, "three") + λόγος (logos, "story, account"). (Wiktionary)