The Sailor's Word-Book / An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc.

by W. H. Smyth

MOTION, Centre of. That point of a body which remains at rest whilst all the other parts are in motion about it: as the mathematical centre of a revolving sphere.

MOTOR. The prime mover in machinery.

MOULDED. The size of the timber, the way the mould is laid; cut to the mould.

MOULDED BREADTH. The measure of beam from outside to outside of the timbers, without the thickness of the plank.

MOULDING DIMENSION. In ship-building, implies the depth or thickness of any piece of timber.

MOULDING EDGE. That edge of a timber to which, in shaping it, the mould is applied.

MOULDINGS of a Gun. The several rings and ornaments.

MOULD-LOFT. A long building, on the floor of which the intended vessel is laid off from the several draughts in full dimensions.

MOULDS. In naval architecture, are thin flexible pieces of board used on the mould-loft floors as patterns.

MOUNT, or Mountain. An Anglo-Saxon term still in use, usually held to mean eminences above 1000 feet in height. In a fort it means the [cavalier] (which see).