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shaft

n. அம்பு, கணைக்கோல், ஈட்டியின் காம்பு, எறிபடை, குந்தம், கருவியின்படி, இறகின் தண்டு, கதிரில் ஔதக்கால், மின்னலின் கீற்று, சுரங்க வாயிற்குழி, சுரங்க வாயிற் சாய்குழி, ஊதுலைச் சுருங்கைக்குழாய், சுரங்கச் செல்குழாய், இயந்திரத்தின் சுழல் தண்டு, ஏர்க்கால், நுகக்கால், சிலுவையின் அடி, புதைக்கூண்டின் மோட்டுத்தண்டு, வண்டியின் ஏறுகால், தூணின் நடுக்கம்பம், தூபி, கோரி, கம்பம், ஆதாரக்கம்பம், பரு உறுப்புக்களை இணைக்கும் இணைக்கொம்பு, எலும்பின் இணைத்தண்டு, தூண்தொகையின் தனிக்கம்பம், தூபியின் முனைமுகடு விளக்கின் தண்டு, மெழுகுதிரி விளக்கின் நிலைத்தண்டு, சரவிளக்கின் அடித்தண்டு, கட்டிடங்களின் தளங்களினுடான காலதர்ப்புழை, சுழல்சக்கர ஊடச்சு, ஊடுபுழை.


Shaft, n. Etym: [OE. shaft, schaft, AS. sceaft; akin to D. schacht, OHG. scaft, G. schaft, Dan. & Sw. skaft handle, haft, Icel. skapt, and probably to L. scapus, Gr. Scape, Scepter, Shave.] 1. The slender, smooth stem of an arrow; hence, an arrow. His sleep, his meat, his drink, is him bereft, That lean he wax, and dry as is a shaft. Chaucer. A shaft hath three principal parts, the stele [stale], the feathers, and the head. Ascham. 2. The long handle of a spear or similar weapon; hence, the weapon itself; (Fig.) anything regarded as a shaft to be thrown or darted; as, shafts of light. And the thunder, Winged with red lightning and impetuous rage, Perhaps hath spent his shafts. Milton. Some kinds of literary pursuits . . . have been attacked with all the shafts of ridicule. V. Knox. 3. That which resembles in some degree the stem or handle of an arrow or a spear; a long, slender part, especially when cylindrical. Specifically: (a) (Bot.) The trunk, stem, or stalk of a plant. (b) (Zoöl.) The stem or midrib of a feather. See Illust. of Feather. (c) The pole, or tongue, of a vehicle; also, a thill. (d) The part of a candlestick which supports its branches. Thou shalt make a candlestick of pure gold . . . his shaft, and his branches, his bowls, his knops, and his flowers, shall be of the same. Ex. xxv. 31. (e) The handle or helve of certain tools, instruments, etc., as a hammer, a whip, etc. (f) A pole, especially a Maypole. [Obs.] Stow. (g) (Arch.) The body of a column; the cylindrical pillar between the capital and base (see Illust. of Column). Also, the part of a chimney above the roof. Also, the spire of a steeple. [Obs. or R.] Gwilt. (h) A column, an obelisk, or other spire-shaped or columnar monument. Bid time and nature gently spare The shaft we raise to thee. Emerson. (i) (Weaving) Defn: A rod at the end of a heddle. (j) (Mach.) A solid or hollow cylinder or bar, having one or more journals on which it rests and revolves, and intended to carry one or more wheels or other revolving parts and to transmit power or motion; as, the shaft of a steam engine. See Illust. of Countershaft. 4. (Zoöl.) Defn: A humming bird (Thaumastura cora) having two of the tail feathers next to the middle ones very long in the male; -- called also cora humming bird. 5. Etym: [Cf. G. schacht.] (Mining) Defn: A well-like excavation in the earth, perpendicular or nearly so, made for reaching and raising ore, for raising water, etc. 6. A long passage for the admission or outlet of air; an air shaft. 7. The chamber of a blast furnace. Line shaft (Mach.), a main shaft of considerable length, in a shop or factory, usually bearing a number of pulleys by which machines are driven, commonly by means of countershafts; -- called also line, or main line. -- Shaft alley (Naut.), a passage extending from the engine room to the stern, and containing the propeller shaft. -- Shaft furnace (Metal.), a furnace, in the form of a chimney, which is charged at the top and tapped at the bottom.


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