micrometer(redirected from µm)
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A device for measuring very small distances, objects, or angles, especially one based on the rotation of a finely threaded screw.
1. (Tools) any of various instruments or devices for the accurate measurement of distances or angles
2. (Tools) Also called: micrometer gauge or micrometer calliper a type of gauge for the accurate measurement of small distances, thicknesses, diameters, etc. The gap between its measuring faces is adjusted by a fine screw, the rotation of the screw giving a sensitive measure of the distance moved by the face
micrometric, ˌmicroˈmetrical adj
mi•crom•e•ter1(maɪˈkrɒm ɪ tər)
1. any of various devices for measuring minute distances, angles, etc., as in connection with a telescope or microscope.
2. Also called mike. a precision instrument with a spindle moved by a finely threaded screw, for the measurement of thicknesses and short lengths.
mi•cro•me•ter2(ˈmaɪ kroʊˌmi tər)
A device for measuring very small distances, angles, or objects.
A unit of length in the metric system equal to one millionth (10-6) of a meter. Also called micron.
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|Noun||1.||micrometer - a metric unit of length equal to one millionth of a meter|
metric linear unit - a linear unit of distance in metric terms
micromillimeter, micromillimetre, millimicron, nanometer, nanometre, nm - a metric unit of length equal to one billionth of a meter
|2.||micrometer - caliper for measuring small distances|
micrometer[maɪˈkrɒmɪtəʳ] N → micrómetro m
micrometer[maɪˈkrɒmɪtəʳ] n → micrometro, palmer m inv
n. micrómetro, instrumento para medir distancias cortas.