micron

Or mi·kron

[mahy-kron]

noun

plural

microns, micra 

1. Also called micrometer. the millionth part of a meter. μ, mu

2. Physical Chemistry.,  a colloidal particle whose diameter is between 0.2 and 10 microns.

3. Physics.,  a very small unit of pressure, equal to that exerted by a column of mercury 1μ high.

micron

/ ˈmaɪkrɒn /

noun

1. a unit of length equal to 10 ^–6 metre. It is being replaced by the micrometre, the equivalent SI unit

micron

1. See micrometer

Word History and Origins

Origin of micron¹

1880–85; < Greek mīkrón a little, noun use of neuter singular of mīkrós small; -on ¹

Word History and Origins

Origin of micron¹

C19: New Latin, from Greek mikros small

Example Sentences

Currently, the pixels are 100 microns wide, with 378 pixels on each chip.

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For SAI to work, particles must remain extremely small -- less than one micron in size.

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The dust's fine grains, just one or two microns in size, makes it easy to inhale and difficult to remove.

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Cornell scientists already hold the world's record for the world's smallest walking robot at 40-70 microns.

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Achieving the precise overlap required for the collision, within a few microns and 10 femtoseconds, allowed the laser pulse to "shake" the electrons, which bounced up to 400 laser photons, absorbing them simultaneously.

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