a screw with a fine thread of definite pitch, such as that of a micrometer gauge
[mahy-kruh-meth-uh d] /ˈmaɪ krəˌmɛθ əd/ noun 1. the use of magnification, usually by using a microscope, for study or for performing mechanical operations on a very small scale. 2. the use of much smaller quantities for achieving test results than is standard for the procedure.
[mahy-krom-i-ter] /maɪˈkrɒm ɪ tər/ noun 1. any of various devices for measuring minute distances, angles, etc., as in connection with a telescope or microscope. 2. Also called mike. micrometer caliper. a precision instrument with a spindle moved by a finely threaded screw, for the measurement of thicknesses and short lengths, commonly used by machinists for […]
[mahy-krom-i-tree] /maɪˈkrɒm ɪ tri/ noun 1. the act or process of taking measurements with a micrometer. micrometry mi·crom·e·try (mī-krŏm’ĭ-trē) n. The measurement of minute objects with a micrometer.
1. . micromicro- pref. Symbol μμ One-trillionth (10-12): micromicrogram.