trilogy

[ tril-uh-jee ]

noun

, plural tril·o·gies.

1. a series or group of three plays, novels, operas, etc., that, although individually complete, are closely related in theme, sequence, or the like.
2. (in ancient Greek drama) a series of three complete and usually related tragedies performed at the festival of Dionysus and forming a tetralogy with the satyr play.
3. a group of three related things.

trilogy

/ ˈtrɪlədʒɪ /

noun

1. a series of three related works, esp in literature, etc
2. (in ancient Greece) a series of three tragedies performed together at the Dionysian festivals

Word History and Origins

Origin of trilogy¹

From the Greek word trilogía, dating back to 1655–65. See tri-, -logy

Word History and Origins

Origin of trilogy¹

C19: from Greek trilogia ; see tri- , -logy

Example Sentences

Here are the best teen rom-coms to watch after you finish the To All the Boys trilogy.

From Time

So we definitely want to make sure that we’re able to bring her back as an option throughout the entire trilogy.

From Washington Post

Characters who can stick with you through the entirety of the trilogy, like Liara and Kaidan, needed art and models that match their character arcs, with aging and evolving personalities.

From Washington Post

No other trilogy has expressed this much confidence and consistency in its execution.

From Washington Post

The three seasons adapt all three books of the trilogy, which is an amazing thing.

From Washington Post

It seems like you had to make the Before trilogy first in order to achieve something like Boyhood.

From The Daily Beast

In some ways, a lot of the stuff we were doing in the Before trilogy is done better in Boyhood.

From The Daily Beast

Even Sony Pictures Classics, who distributed the Before trilogy?

From The Daily Beast

Coming into this trilogy, what was the scariest aspect of revisiting Middle-earth for you?

From The Daily Beast

From H.L. Mencken: The Days Trilogy, Expanded Edition, edited by Marion Elizabeth Rodgers and published by The Library of America.

From The Daily Beast

I reached Bayreuth on August 12th (new style), the day before the first performance of the first part of the Trilogy.

From Project Gutenberg

Other dramatic compositions the poet attempted, though of minor importance to the trilogy just spoken of.

From Project Gutenberg

In adopting "brotherly love" as a part of their sacred trilogy British Masons adopt an entirely Christian standpoint.

From Project Gutenberg

Strindberg's great trilogy The Road to Damascus presents many mysteries to the uninitiated.

From Project Gutenberg

Seen as a whole the trilogy marks a turning point in Strindberg's dramatic production.

From Project Gutenberg

Related Words

• threesome
• triad
• troika