Nano- Definition
nanō, nanə
prefix
Extremely small.
Nannoplankton.
American Heritage
One billionth (10−9 ).
Nanosecond.
American Heritage
Derived from the nanotechnology industry.
Wiktionary
affix
One billionth part of (a specified unit); the factor 10-9
Nanosecond.
Webster's New World
Of or having to do with nanotechnology.
Nanochip.
Webster's New World
noun
Abbreviation for the iPod Nano.
Wiktionary
Origin of Nano-
Greek nānos, nannos little old man, dwarf from nannās uncle
From American Heritage Dictionary of the English Language, 5th Edition
-
From Latin nanus (“dwarf"), from Ancient Greek νᾶνος (nanos).
From Wiktionary
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