What does micro- mean?

Definitions for micro-

Here are all the possible meanings and translations of the word micro-.


  1. micro-(Prefix)

    Very small.

    uE000107951uE001 microorganism

  2. micro-(Prefix)

    One millionth.

    uE000107952uE001 microgram

  3. Origin: From μικρός.

Webster Dictionary

  1. Micro-

    alt. of Micr-


  1. Micro-

    Micro is a prefix in the metric system denoting a factor of 10-6. Confirmed in 1960, the prefix comes from the Greek μικρός, meaning "small". The symbol for the prefix comes from the Greek letter μ. It is the only SI prefix which uses a character not from the Latin alphabet.


  1. Chaldean Numerology

    The numerical value of micro- in Chaldean Numerology is: 8

  2. Pythagorean Numerology

    The numerical value of micro- in Pythagorean Numerology is: 4

Images & Illustrations of micro-

  1. micro-micro-micro-

Translations for micro-

From our Multilingual Translation Dictionary

Get even more translations for micro- »


Find a translation for the micro- definition in other languages:

Select another language:

Discuss these micro- definitions with the community:

Word of the Day

Would you like us to send you a FREE new word definition delivered to your inbox daily?

Please enter your email address:     


Use the citation below to add this definition to your bibliography:


"micro-." Definitions.net. STANDS4 LLC, 2017. Web. 14 Dec. 2017. <http://www.definitions.net/definition/micro->.

Are we missing a good definition for micro-? Don't keep it to yourself...

Nearby & related entries:

Alternative searches for micro-:

Thanks for your vote! We truly appreciate your support.