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effective power; useful work exerted, as by a machine, in a definite time. -- Mechanical engineering. See the Note under Engineering. -- Mechanical maneuvers (Mil.), the application of mechanical appliances to the mounting, dismounting, and moving of artillery. Farrow. -- Mechanical philosophy, the principles of mec…

fish. Cadet midshipman, formerly a title distinguishing a cadet line officer from a cadet engineer at the U. S. Naval Academy. See under Cadet. -- Cadet midshipman, formerly, a naval cadet who had served his time, passed his examinations, and was awaiting promotion; -- now called, in the United States, midshipman; in…

Of or pertaining to mines; as, mining engineer; mining machinery; a mining region. Mining engineering. See the Note under Engineering.

one half pitch; whole pitch; or by the height in parts of the half span, especially among engineers; or by degrees, as a pitch of 30°, of 45°, etc.; or by the rise and run, that is, the ratio of the height to the half span; as, a pitch of six rise to ten run. Equilateral pitch is where the two sloping sides with the sp…

, plasmids often carry the genes for antibiotic resistance; they are exploited in genetic engineering as the vehicles for introduction of extraneous DNA into cells, to alter the genetic makeup of the cell. The cells thus altered may produce desirable proteins which are extracted and used; in the case of genetically alt…

itary and naval stores, equipments, etc. -- Public works, all fixed works built by civil engineers for public use, as railways, docks, canals, etc.; but strictly, military and civil engineering works constructed at the public cost.

h two arms that are pivoted together at one end, and a graduated arc, -- used by military engineers for measuring and laying off angles of fortifications.

o make a preliminary examination or survey of; esp., to survey with a view to military or engineering operations.

a tube bent like a siphon, but having the branches turned upward; specifically (Hydraulic Engineering), a pipe for conducting water beneath a depressed place, as from one hill to another across an intervening valley, following the depression of the ground. -- Siphon barometer. See under Barometer. -- Siphon bottle, a…

An instrument resembling a theodolite, used by surveyors and engineers; -- called also transit compass, and surveyor's transit.

he gram, it is called the gram degree. The British unit of heat, or thermal unit, used by engineers in England and in the United States, is the quantity of heat necessary to raise one pound of pure water at and near its temperature of greatest density (39.1º Fahr.) through one degree of the Fahrenheit scale. Rankine.…

Structures in civil, military, or naval engineering, as docks, bridges, embankments, trenches, fortifications, and the like; also, the structures and grounds of a manufacturing establishment; as, iron works; locomotive works; gas works. (d) pl.