The nanometre was formerly known as the "millimicrometre" – or, more commonly, the "millimicron" for short – … See more

The name combines the SI prefix nano- (from the Ancient Greek νάνος, nanos, "dwarf") with the parent unit name metre (from Greek μέτρον, [metrοn] Error: {{Lang}}: Non-latn text/Latn script subtag mismatch (help), … See more

Nanotechnologies are based on physical processes which occur on a scale of nanometres (see nanoscopic scale).
The nanometre is often used to express dimensions on an atomic scale: the diameter of a … See more