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Summary: Building dictionary to explain building jargon and terminology from A - Z.
Mortar mixer
A machine with paddles in a rotating drum for mixing and stirring mortar.
Mortarboard
A board about 3 feet square on which mortar is placed for use by a mason on a scaffold.
Mortgage
A loan in which property is pledged as collateral.
Mortgagee
The lender in a mortgage loan.
Mortgagor
The borrower in a mortgage loan.
Mortise
(1) A recess cut in one member, usually wood, to receive a tenon from another member. (2) A recess such as one cut into a door stile to receive a lock or hinge.
Mortise and tenon joint
A joint between two members, usually wood, which incorporates one or more tenons on one member fitting into mortises in the other member. Used on joints such as door stiles, door rails, window sashes, and cabinetry.
Mortise gauge
A carpenter's tool for scribing the location on mortises. It is similar to a marking gauge, but scribes two parallel lines.
Mortise machine
A power-driven machine for cutting rectangular or round mortises in a wood member.
Mosaic
(1) An aerial photographic map pasted up using the centre portion of overlapping vertical photographs. (2) A design created by inlaying pieces of stone, glass, or tile in a mortar bed. (3) A design of inlaid pieces of wood.
Motion detection equipment
A device that detects motion by sending out a fixed electromagnetic or ultrasonic signal. A moving object will disrupt the frequency of the signal, triggering a response. Applications include security, lighting and automatic door systems.
Motor controller
A device that controls the power delivered to a motor or motors.
Motor grader
See grader
Mould
The hollow form in which a casting or pressing is made.
Moulding
An ornamental strip of material used at joints, cornices, bases, door and window trim, and the like, and most commonly made of wood, plaster, plastic, or metal.
Mouse
A hand-held device that is moved around on a desk or surface to control the cursor in a computer and select functions.
Movable form
A large prefabricated concrete form of a standard size which can be moved and reused on the same project. The form is moved either by crane or on rollers to the next location.
Movable partition
A non-load- bearing demountable partition that can be relocated and can be either ceiling height or partial height.
Moving stairs
See escalator
Moving walkway
A continuously moving belt or other system designed for carrying passengers on a horizontal plane or up an incline.
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