Definition of Dipping needle. Meaning of Dipping needle. Synonyms of Dipping needle

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Definition of Dipping needle

Dipping needle
Needle Nee"dle, n. [OE. nedle, AS. n?dl; akin to D. neald, OS. n[=a]dla, G. nadel, OHG. n[=a]dal, n[=a]dala, Icel. n[=a]l, Sw. n[*a]l, Dan. naal, and also to G. n["a]hen to sew, OHG. n[=a]jan, L. nere to spin, Gr. ?, and perh. to E. snare: cf. Gael. & Ir. snathad needle, Gael. snath thread, G. schnur string, cord.] 1. A small instrument of steel, sharply pointed at one end, with an eye to receive a thread, -- used in sewing. --Chaucer. Note: In some needles(as for sewing machines) the eye is at the pointed end, but in ordinary needles it is at the blunt end. 2. See Magnetic needle, under Magnetic. 3. A slender rod or wire used in knitting; a knitting needle; also, a hooked instrument which carries the thread or twine, and by means of which knots or loops are formed in the process of netting, knitting, or crocheting. 4. (Bot.) One of the needle-shaped secondary leaves of pine trees. See Pinus. 5. Any slender, pointed object, like a needle, as a pointed crystal, a sharp pinnacle of rock, an obelisk, etc. Dipping needle. See under Dipping. Needle bar, the reciprocating bar to which the needle of a sewing machine is attached. Needle beam (Arch.), to shoring, the horizontal cross timber which goes through the wall or a pier, and upon which the weight of the wall rests, when a building is shored up to allow of alterations in the lower part. Needle furze (Bot.), a prickly leguminous plant of Western Europe; the petty whin (Genista Anglica). Needle gun, a firearm loaded at the breech with a cartridge carrying its own fulminate, which is exploded by driving a slender needle, or pin, into it. Needle loom (Weaving), a loom in which the weft thread is carried through the shed by a long eye-pointed needle instead of by a shuttle. Needle ore (Min.), acicular bismuth; a sulphide of bismuth, lead, and copper occuring in acicular crystals; -- called also aikinite. Needle shell (Zo["o]l.), a sea urchin. Needle spar (Min.), aragonite. Needle telegraph, a telegraph in which the signals are given by the deflections of a magnetic needle to the right or to the left of a certain position. Sea needle (Zo["o]l.), the garfish.
Dipping needle
Dipping Dip"ping, n. 1. The act or process of immersing. 2. The act of inclining downward. 3. The act of lifting or moving a liquid with a dipper, ladle, or the like. 4. The process of cleaning or brightening sheet metal or metalware, esp. brass, by dipping it in acids, etc. 5. The practice of taking snuff by rubbing the teeth or gums with a stick or brush dipped in snuff. [U.S.] Dipping needle, a magnetic needle suspended at its center of gravity, and moving freely in a vertical plane, so as to indicate on a graduated circle the magnetic dip or inclination.

Meaning of Dipping needle from wikipedia

- Dip circles (also dip needles) are used to measure the angle between the horizon and the Earth's magnetic field (the dip angle). They were used in surveying...
- comp**** needle will point upward in the Southern Hemisphere (negative dip) or downward in the Northern Hemisphere (positive dip). The range of dip is from...
- doi:10.1098/rstl.1724.0020. Graham, George (1724). "Observations of the Dipping Needle, Made at London, in the Beginning of the Year 1723". Phil. Trans. 33:...
- placing a pinch, or "dip", of tobacco between the lip and the gum (sublabial administration). The act of using it is called dipping. Dipping tobacco is colloquially...
- doi:10.1098/rstl.1724.0020 Graham, George (1724): Observations of the Dipping Needle, Made at London, in the Beginning of the Year 1723. Phil. Trans. 33...
- reconstituted vaccine. The established technique for smallpox vaccination is to dip the needle in the vaccine, and then perpendicularly puncture a person's upper arm...
- Pacific'. For instruments, he takes on board the Surprise: an improved dipping-needle a very delicate hygrometer of Jack's own invention an improved azimuth...
- that a horizontal comp**** would point towards the magnetic pole, while a dip needle, balanced on a horizontal axis perpendicular to the magnetic one, indicated...
- excessive dipping of one end of the needle, which can cause the comp**** card to stick and give false readings. Some comp****es feature a special needle balancing...
- through a prepared sample. The Sandia National Labs design employs a dipping needle that punctures a sample cell and discharges the spark simultaneously...