mansion
n.-
1 a large house (n.) B1 Intermediatea very large and expensive house, usually with many rooms and beautiful grounds.
a large, impressive, and expensive residence, typically built for a wealthy individual or family.
ExampleThe movie star lives in a huge mansion with a swimming pool and ten bedrooms.
ExampleThe historic district is famous for its nineteenth-century mansions, many of which have been preserved as museums or private estates.
UsageCountable noun; often used to imply luxury and social status.
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2 astrology (n.) C2 Proficiency Technical Archaicone of the 28 parts of the sky used in ancient astrology to track the moon.
one of the twenty-eight divisions of the zodiac through which the moon passes in its monthly revolution.
ExampleAncient astronomers divided the sky into different mansions to track the moon's path.
ExampleThe concept of lunar mansions was central to medieval astrological calculations and navigation.
UsageUsually refers to 'lunar mansions' in historical or esoteric texts.
Inherited from Middle English mansioun, borrowed from Anglo-Norman mansion, mansiun, from Latin mānsiō (“dwelling, stopping-place”), from the past participle stem of manēre (“stay”). By surface analysis, manse + -ion.