micro-, micr-

(Greek: small, tiny; also, a decimal prefix used in the international metric system for measurements)

One millionth part of [something]; in the metric system: 10-6 [0.000 001].

Micronesian
microorganism
microparasite
A microorganism that lives as a parasite on other organisms and which is too small to be seen with the "naked" eye.
microphages
Eating microbes.
microphil
microphone, microphonic
An instrument whereby sound waves are caused to generate or modulate an electric current usually for the purpose of transmitting or recording speech or music.
microphyllous
microphyte
microphytology
microplankton
Small (tiny) planktonic organisms.
micropodous
micropterism
micropterous
microscopic
1. Something which is extremely small or that is not large enough to be seen with the naked eye but visible under a microscope.
2. Invisible without the use of a microscope; that is, infinitely or immeasurably small.
3. Someone who is extremely precise with great attention to details.
microsensor (s) (noun). microsensors (pl)
A very small device used for medical purposes to record such information as temperature changes, movements, etc.: The doctor installed a microsensor in Mr. McLean's injured arm in order to detect his motions during his recovery process.

Related "few, small, less, little" word units: mini-; mio-, meio-; nano-; oligo-, olig-.


Related "metric" families: yotta; zetta; exa; peta; tera; giga; mega; kilo; hecto; deka; deci; centi; milli; nano; pico; femto; atto; zepto; yocto.