| the offspring of a zebra and a donkey. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
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. |