This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. Plural form of mausoleum.

"I was brought up in and around non-conformist places of worship like this, gaslit Evangelical mausolea in terraced city backstreets, bare-boarded Strict Baptism in hidden Chiltern villages."