microwear
/ˈmʌɪkrə(ʊ)wɛː/Archaeol.
noun
Microscopic abrasion, polishing, etc., found on the surfaces of specimens and caused by wear. Frequently attributive, especially in microwear analysis noun the microscopic examination of such features.
Origin
1960s; earliest use found in Current Anthropology. From micro- + wear.