What does the word palatial mean?

Usage examples for palatial

  1. In 1831 they built a palatial home in the suburbs of Brussels, where they spent the time when they were not travelling. – The Love Affairs of Great Musicians, Volume 2 by Rupert Hughes
  2. He had managed to save some millions from the wreck of his vast fortune when artemisium started to go to the dogs, and I was now paying him one of my annual visits at his palatial home in California. – The Moon Metal by Garrett P. Serviss
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