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n. pl. mau·so·le·ums or mau·so·le·a (-lē′ə)
1. A large stately tomb or a building housing such a tomb or several tombs.
2. A gloomy, usually large room or building.
[Middle English, from Latin Mausōlēum, from Greek Mausōleion, from Mausōlos, Mausolus (died c. 353 bc), Persian satrap of Caria whose tomb was considered one of the Seven Wonders of the World.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.