Meaning of “micro” in the English Dictionary

"micro-" in American English

See all translations

micro-prefix

us /ˌmɑɪ·kroʊ, ˌmɑɪ·krə/

very small:

a microbrewery

(Definition of “micro-” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"micro-" in Business English

See all translations

micro-prefix

uk /maɪkrəʊ-/ us

very small:

microlender
micromarket
microtechnology
Compare

MEASURES 1,000,000th of the stated unit:

a microsecond

micronoun [ C ]

uk /ˈmaɪkrəʊ/ us plural micros old-fashioned

IT →  microcomputer

microadjective

uk /ˈmaɪkrəʊ/ us

very small, or at the lowest level:

The program helps to support or set up banks lending to micro enterprises and small business.
The company has a 20% share in the market for mini or micro cars.
These matters are decided at the micro level of individual firms.

(Definition of “micro-” from the Cambridge Business English Dictionary © Cambridge University Press)