Trail:

Glossary

Mullion
Vertical member between window lights.
Multi-storey
Of five or more storeys.
Multifoil
With multiple lobes (foils) formed by the cusping of a circular or other shape in tracery.
Multivallate
Of a hillfort: defended by three or more concentric banks and ditches.
Muntin
The vertical part in the framing of a door, screen or (especially) panelling.
Murder hole
Small rectangular trap in the ceiling of an entrance passage in a castle or tower house.
Mutules
Square blocks attached to the underside of a Doric cornice, in line with the triglyphs.

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