DISPLACEMENT n.
The process of extracting soluble substances from organic material and the like, whereby a quantity of saturated solvent is displaced, or removed, for another quantity of the solvent. Piston displacement (Mech.), the volume of the space swept through, or weight of steam, water, etc., displaced, in a given time, by the…
DOCK n.
water by hydraulic presses. -- Naval dock, a dock connected with which are naval stores, materials, and all conveniences for the construction and repair of ships. -- Sectional dock, a form of floating dock made in separate sections or caissons. -- Slip dock, a dock having a sloping floor that extends from deep water…
DOPE n.
An absorbent material; esp., in high explosives, the sawdust, infusorial earth, mica, etc., mixed with nitroglycerin to make a damp powder (dynamite, etc.) less dangerous to transport, and ordinarily explosive only by suitable fulminating caps.
DRYSALTER n.
A dealer in salted or dried meats, pickles, sauces, etc., and in the materials used in pickling, salting, and preserving various kinds of food Hence drysalters usually sell a number of saline substances and miscellaneous drugs. Brande & C.