| aneroid barometer |
a barometer that uses a thin metal disk covering a partial vacuum, such that a change in atmospheric pressure results in a corresponding change in the shape of the disk and moves the indicator needle. |
| bodkin |
a blunt, large-eyed needle used to draw ribbon, cord, and the like through hems and casings. [1/3 definitions] |
| compass |
an instrument for showing direction. A typical compass has a moving magnetic needle that points north. [1/2 definitions] |
| crochet |
needlework made with a hooked needle that pulls the thread or yarn in a pattern of connected loops. [1/2 definitions] |
| darning needle |
a large needle with a big eye, used in darning. [1/2 definitions] |
| deviation |
the deflection of a compass needle on a ship caused by the magnetism of the ship itself. [1/3 definitions] |
| drypoint |
an engraving technique, used esp. on copper, in which furrows are incised with a hard steel needle so as to leave a burr at the sides for a softer outline. [2 definitions] |
| electric needle |
a needle through which electricity runs, used in surgery to cauterize tissue. |
| eyehole |
a small hole, as in a needle, that receives thread or other material; eyelet. [1/2 definitions] |
| hypo2 |
(informal) a hypodermic needle or injection. [1/3 definitions] |
| hypodermic syringe |
a piston syringe fitted to a hollow needle, used to inject a substance under the skin. |
| inject |
to introduce into by force or pressure with a needle. [1/2 definitions] |
| lumen |
a hollow space, as in the bore of a hollow needle or in a bodily duct or tract. [1/2 definitions] |
| magnetic compass |
an instrument that shows direction relative to the earth's magnetic field, usu. by means of a magnetic needle mounted on a pivot. |
| magnetic equator |
an imaginary line circling the earth near the equator, composed of points where a magnetic needle does not dip because the lines of magnetic force parallel the earth's surface. |
| magnetic mine |
a marine mine designed to explode when its magnetic needle responds to the mass of a nearby ship. |
| magnetic north |
the northern direction indicated by a magnetic needle, in line with the earth's magnetic pole but usu. not true north. |
| magnetic pole |
either of two areas on the earth's surface, one near the geographic north pole and one near the geographic south pole, where the Earth's magnetic fields are strongest. A compass needle points to the magnetic north pole. [1/2 definitions] |
| needle |
a very thin metal tube with a sharp point. Doctors and nurses use this kind of needle to put medicine in or take out blood from the body. [1/2 definitions] |
| needlework |
work done with a needle and thread as decoration; embroidery. |
| pine1 |
any of numerous evergreen trees that have clustered, needle-shaped leaves and bear cones. [1/2 definitions] |