micro-scale
/ˈmʌɪkrə(ʊ)skeɪl/noun
A small or microscopic scale; (Chemistry ) the scale of microanalysis.
adjective
Characterized by or relating to activity on a small or microscopic scale; that is on or of the nature of a micro-scale.
Origin
1920s; earliest use found in Proceedings of the Royal Society of London. From micro- + scale.