1. A nonstructural vertical strip between the casements or panes of a window (or the panels of a screen)

Derived forms: mullions

Type of: slip, strip

Part of: window

Encyclopedia: Mullion Mullion, Cornwall

• core bit
• core drill
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• coreference
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• Coregonidae
• Coregonus
• Coregonus artedi
• Coregonus clupeaformis
• coreid
• coreid bug
• Coreidae
• coreligionist
• corella
• Corelli
• coreopsis
• Coreopsis gigantea
• Coreopsis maritima
• Coreopsis tinctoria
• corer