trapdoor
or trap door
[ trap-dawr, -dohr ]
/ ˈtræpˈdɔr, -ˈdoʊr /
noun
a door flush with the surface of a floor, ceiling, or roof.
the opening that it covers.
adjective
of, relating to, or like a trapdoor.
Also called
drop.
Words nearby trapdoor
trap shot,
trap-door spider,
trapan,
trapani,
trapball,
trapdoor,
trapdoor function,
trapes,
trapeze,
trapeze artist,
trapezial
British Dictionary definitions for trap door
trap door
noun
a door or flap flush with and covering an opening, esp in a ceiling
the opening so covered