[ te-tral-uh-jee, -trah-luh- ]
/ tɛˈtræl ə dʒi, -ˈtrɑ lə- /
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noun, plural te·tral·o·gies.
a series of four related dramas, operas, novels, etc.
a group of four dramas, three tragedies and one satyr play, performed consecutively at the festival of Dionysus in ancient Athens.
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On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

Origin of tetralogy

From the Greek word tetralogía, dating back to 1650–60. See tetra-, -logy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use tetralogy in a sentence

British Dictionary definitions for tetralogy

/ (tɛˈtrælədʒɪ) /

noun plural -gies
a series of four related works, as in drama or opera
(in ancient Greece) a group of four dramas, the first three tragic and the last satiric
pathol a group of four symptoms present in one disorder, esp Fallot's tetralogy

Word Origin for tetralogy

C17: from Greek tetralogia; see tetra-, -logy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for tetralogy

[ tĕ-trălə-jē, -trŏl- ]

A complex of four symptoms.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.