Mason-Dixon line Definition
Mason-Dixon line (mā′sən dik′sən)
boundary line between Pa. & Md., regarded, before the Civil War, as separating the free states from the slave states or, now, the North from the South
Etymology: after C. Mason & J. Dixon, who surveyed it, 1763-67
Browse dictionary entries near Mason-Dixon line
- ‹ mason bee
- ‹ mason
- ‹ masochism
- ‹ masking tape
- ‹ masker
- ‹ masked ball
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- ‹ mask
- ‹ masjid
- ‹ Masinissa
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