1. The boundary between Maryland and Pennsylvania; symbolic dividing line between North and South before the American Civil War
   - Mason-Dixon line, Mason and Dixon's line

Type of: state boundary, state line

• glossy snake
• glossy-coated
• glossy-furred
• glossy-haired
• glottal
• glottal catch
• glottal plosive
• glottal stop
• glottis
• glottis spuria
• glottis vera
• glottochronological
• glottochronology
• Gloucester
• Gloucestershire
• glove
• glove anesthesia
• glove compartment
• glove doll
• glove leather
• glove puppet
• glovebox
• gloved
• gloveless
• glover