English Dictionary: riser | by the DICT Development Group |
4 results for riser | |
From WordNet (r) 3.0 (2006) [wn]: | |
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From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
Riser \Ris"er\, n. 1. One who rises; as, an early riser. 2. (Arch.) (a) The upright piece of a step, from tread to tread. Hence: (b) Any small upright face, as of a seat, platform, veranda, or the like. 3. (Mining) A shaft excavated from below upward. 4. (Founding) A feed head. See under {Feed}, n. | |
From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
Shrinking \Shrink"ing\, a. & n. from {Shrink}. {Shrinking head} (Founding), a body of molten metal connected with a mold for the purpose of supplying metal to compensate for the shrinkage of the casting; -- called also {sinking head}, and {riser}. | |
From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
Feed \Feed\, n. 1. That which is eaten; esp., food for beasts; fodder; pasture; hay; grain, ground or whole; as, the best feed for sheep. 2. A grazing or pasture ground. --Shak. 3. An allowance of provender given to a horse, cow, etc.; a meal; as, a feed of corn or oats. 4. A meal, or the act of eating. [R.] For such pleasure till that hour At feed or fountain never had I found. --Milton. 5. The water supplied to steam boilers. 6. (Mach.) (a) The motion, or act, of carrying forward the stuff to be operated upon, as cloth to the needle in a sewing machine; or of producing progressive operation upon any material or object in a machine, as, in a turning lathe, by moving the cutting tool along or in the work. (b) The supply of material to a machine, as water to a steam boiler, coal to a furnace, or grain to a run of stones. (c) The mechanism by which the action of feeding is produced; a feed motion. {Feed bag}, a nose bag containing feed for a horse or mule. {Feed cloth}, an apron for leading cotton, wool, or other fiber, into a machine, as for carding, etc. {Feed door}, a door to a furnace, by which to supply coal. {Feed head}. (a) A cistern for feeding water by gravity to a steam boiler. (b) (Founding) An excess of metal above a mold, which serves to render the casting more compact by its pressure; -- also called a {riser}, {deadhead}, or simply {feed} or {head} --Knight. {Feed heater}. (a) (Steam Engine) A vessel in which the feed water for the boiler is heated, usually by exhaust steam. (b) A boiler or kettle in which is heated food for stock. {Feed motion}, [or] {Feed gear} (Mach.), the train of mechanism that gives motion to the part that directly produces the feed in a machine. {Feed pipe}, a pipe for supplying the boiler of a steam engine, etc., with water. {Feed pump}, a force pump for supplying water to a steam boiler, etc. {Feed regulator}, a device for graduating the operation of a feeder. --Knight. {Feed screw}, in lathes, a long screw employed to impart a regular motion to a tool rest or tool, or to the work. {Feed water}, water supplied to a steam boiler, etc. {Feed wheel} (Mach.), a kind of feeder. See {Feeder}, n., 8. |