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Nano

usgb/nænəʊ/Volume
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Small ScalePlay
Used to discuss objects or processes on an incredibly tiny scale, usually invisible to the naked eye. SlideUnder a microscope, you can see the nano structure of this material.
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Precision RequiredPlay
When precision is crucial, especially in science or engineering, 'nano' is often used. SlideConstructing microchips requires nano-level precision.
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Not for TimePlay
While 'nano' means one billionth, it is not typically used for time except in 'nanoseconds'. SlideThe nano coating on these glasses makes them water-resistant.