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WordBand 6.5–8Academic (NAWL)
micro
/ˈmaɪ.kɹoʊ/
noun1 of 2
a prefix meaning 'very small', such as microchip
- “The disease was caused by a new micro-organism.”Tatoeba
Sentences from Tatoeba show real usage. A word can have several meanings, so a sentence may use another one.
adjective2 of 2
Small, relatively small; used to contrast levels of the noun modified.
Source: New Academic Word List (Browne, Culligan & Phillips) (CC BY-SA 4.0); Wiktionary (CC BY-SA 3.0); Tatoeba (CC BY 2.0 FR)