| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| a fool or simpleton; ninny. |
micrometer mi·crom·e·ter1 (mī-krŏm'ĭ-tər)
n.
A device for measuring very small distances, objects, or angles, especially one based on the rotation of a finely threaded screw, as in relation to a microscope.
micrometer mi·cro·me·ter2 (mī'krō-mē'tər)
n.
Abbr. μm A unit of length equal to one thousandth (10-3) of a millimeter or one millionth (10-6) of a meter. Also called micron.
| micrometer 1 (mī-krŏm'ĭ-tər) Pronunciation Key
A device for measuring very small distances, angles, or objects, especially one based on the rotation of a finely threaded screw, as in relation to a microscope. |
| micrometer 2 (mī'krō-mē'tər) Pronunciation Key
A unit of length in the metric system equal to one millionth (10-6) of a meter. Also called micron. |