Nano vs. Nana

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Difference Between Nano and Nana
Nanonoun
A nanotechnological device, such as a computer
Nananoun
(informal) A banana, the fruit.
Nanonoun
A nanoscale device, such as a robot
Nananoun
(slang) A fool.
You look a right nana dressed up like that.Nanonoun
(countable) nanosecond
Nananoun
One's grandmother.
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Nanonoun
(countable) nanometre
Nananoun
(informal) A nanny.