9-Letter Words Starting: TRAP

• a multiple star in the constellation of Orion

• a quadrilateral with no parallel sides

• the wrist bone on the thumb side of the hand that articulates with the 1st and 2nd metacarpals

• a quadrilateral with two parallel sides

• the wrist bone between the trapezium and the capitate bones

• either of two flat triangular muscles of the shoulder and upper back that are involved in moving the shoulders and arms

• A form of igneous rock that tends to form polygonal vertical fractures.

• (usually plural) accessory wearing apparel

• A hinged or sliding door set into a floor or ceiling.

• Such a trap set into the floor of a stage to allow fast exits and entrances.

• A secret method of obtaining access to a program or online system; a backdoor.

• The special information that permits the inverse of a trapdoor function to be easily computed.

• A door in a level for regulating the ventilating current; weather door.