micrometer

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mi·crom·e·ter (mcm),

(mī-krom'ĕ-tĕr), It is recommended that, in handwritten material and in computer work, this word be written in full, because both human beings and computers may misread the abbreviation μm as mm. Alternatively the abbreviation mcm may be used.
1. One millionth of a meter; formerly called micron.
2. A device for measuring various types of objects in an accurate and precise manner.
3. medicine, biology usually used with reference to a glass slide or lens that is marked for measuring microscopic forms accurately.
[micro- + G. metron, measure]

micrometer

/mi·crom·e·ter/ (mi-krom´ĕ-ter) an instrument for measuring objects seen through the microscope.

micrometer

/mi·cro·me·ter/ (μm) (mi´kro-me″ter) one millionth (10−6) of a meter.

micrometer (μm)

[mīkrom′ətər]
1 an instrument used for measuring small angles or distances on objects being observed through a microscope or telescope.
2 [mī′krōmē′tər] , a unit of measurement, commonly referred to as a micron, that equals one millionth (10-6) of a meter.

mi·cro·me·ter

(mcm) (mīkrō-mētĕr, mī-kromĕ-tĕr)
1. One millionth of a meter; formerly called micron.
2. A device for measuring various objects in an accurate and precise manner. In medicine and biology, the term is usually used with reference to a glass slide or lens that is accurately marked for measuring microscopic forms.
Synonym(s): micrometre.
[micro- + G. metron, measure]

mi·cro·me·ter

(mcm) (mīkrō-mētĕr, mī-kromĕ-tĕr)
1. One millionth of a meter; formerly called a micron.
2. A device for measuring various objects in an accurate and precise manner.
3. In medicine and biology, the term is usually used with reference to a glass slide or lens that is accurately marked for measuring microscopic forms.
Synonym(s): micrometre.
[micro- + G. metron, measure]

micrometer

1. instrument for making minute measurements.
2. micron; one thousandth (10−3) of a millimeter or one millionth (10−6) of a meter. Abbreviated μm.
3. see micron.