(A) An investigation of a relatively small social group, or of an issue concerning such a group; the action of conducting such an investigation. (b) An investigation which constitutes only part of a wider study.
Origin
1970s. From micro- + study.
Definition of microstudy in US English:
microstudy
nounˈmʌɪkrə(ʊ)ˌstʌdi
Social Sciences
(A) An investigation of a relatively small social group, or of an issue concerning such a group; the action of conducting such an investigation. (b) An investigation which constitutes only part of a wider study.