D defs.my
Entry 5 senses · 2 variants Webster, 1913

Mansion

/măn'-shən/ · Man·sion · IPA /ˈmæn.ʃən/
01 n. A dwelling place, -- whether a part or whole of a house or other shelter.
  1. 1.
    A dwelling place, -- whether a part or whole of a house or other shelter.[Obs.]
    “In my Father's house are many mansions.” — John xiv. 2.
    “These poets near our princes sleep, And in one grave their mansions keep.” — Den�am.
  2. 2.
    The house of the lord of a manor; a manor house; hence: Any house of considerable size or pretension.
  3. 3.
    A twelfth part of the heavens; a house. See 1st House, 8.(Astrol.) See: House
  4. 4.
    The place in the heavens occupied each day by the moon in its monthly revolution.[Obs.]
    “The eight and twenty mansions That longen to the moon.” Chaucer.
Phrases & compounds
Mansion house — the house in which one resides; specifically, in London and some other cities, the official residence of the Lord Mayor.
02 v. i. To dwell; to reside.
  1. 1.
    To dwell; to reside.[Obs.]