Definition of nano- in English:


Syllabification: nano-

combining form

  • 1Denoting a factor of 10−9 (used commonly in units of measurement): nanosecond
  • 1.1Denoting a very small item: nanoplankton


via Latin from Greek nanos 'dwarf'.

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Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
(in science fiction) navigation in outer space