nano

na-no · prefix

imported

Definitions

prefix

  1. 1.

    A prefix meaning one billionth (10^-9) of a unit.

  2. 2.

    (Informal) Extremely small; relating to nanotechnology.

Related words

Antonyms: macro, mega
See also: micro, nanotechnology, pico

Etymology

From Greek nanos meaning "dwarf."