Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A unit of length equal to one thousandth (10−3) of a millimeter or one millionth (10−6) of a meter.
from The Century Dictionary.
- noun The millionth part of a meter, or of an English inch.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Physics) A measure of length; the thousandth part of one millimeter; the millionth part of a meter.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun physics A
unit oflength ; thethousandth part of onemillimeter ; themillionth part of ameter .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a metric unit of length equal to one millionth of a meter
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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Spanish; another to express the more open vowels; another the less open vowels; for which the word micron is here used, and for which the word mega is here used.
Note XV 1803
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Motility of bacteria, such as Salmonella and E. coli with a body size of 1 ~ 2 micron, is driven by rapid rotation of a helical propeller by such a tiny little motor at its base.
A self-assembling nanomachine with fine switching capability 2005
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Ch Spanish; another to express the more open vowels; another the less open vowels; for which the word micron is here used, and for which the word mega is here used.
The Temple of Nature; or, the Origin of Society A Poem, with Philosophical Notes Erasmus Darwin 1766
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Plastic shopping bags are currently about 15 microns thick (a micron is a thousandth of a millimetre).
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Plastic shopping bags are currently about 15 microns thick (a micron is a thousandth of a millimetre).
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Plastic shopping bags are currently about 15 microns thick (a micron is a thousandth of a millimetre).
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Then the following characters only might be necessary to express them all; P alone, or with antesonance B; with narisonance M; with sibilance W German; with sonisibilance W; with vocality, termed micron
The Temple of Nature; or, the Origin of Society A Poem, with Philosophical Notes Erasmus Darwin 1766
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"Aerosols measure only about a tenth of a micron, which is really, really tiny compared to cloud droplets, which are often roughly 10 microns across," says Marshak.
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The corrosion is often impossible to see with the naked eye because it's so small -- as small as a micron, which is a millionth of a meter, Bond said.
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LIEBERMAN: So is the presumption now that the terrorists who were sending the anthrax through the mail were operating at such a level of sophistication that they had not only refined the anthrax to the -- one micron, which is not visible to the eye, but that they had put openings in the envelopes or package coverings that were slightly larger than the one micron, but large enough when handled to let some of the anthrax spores out?
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