nan-


nan(o)-

 word element [Gr.], dwarf; small size; also used in naming units of measurement (symbol n) to designate an amount one billionth (10−9) the size of the unit to which it is joined, e.g., nanocurie.

nano-

, nan-, nanno-, nann- [Gr. nanos, nannos, dwarf] 1. In the International System of Units (SI), a prefix meaningone billionth (10−9).2. Prefixes meaning dwarfism.