The word "microcosm" refers to a small, self-contained representation or reflection of a larger world or system. It is like a miniature version of something bigger. Full definition
Its effort to create community in the face of suspicion, its combination of idealism and despair, its testimony to the corruption of both oppressor and oppressed, and its tragic heroism in trying to actualize human values against impossible odds is a kind of microcosm of much of American history, but it would take a book to do it justice. (religion-online.org)
She created tableaux using dolls and dollhouses, toy cowboys, dummies, and props, resulting in microcosms of commentary on domestic roles, situations and stereotypes. (purple.fr)
From one perspective, churches can be seen as microcosms of society, constituted by lay and non-lay members within structures extending throughout Australia. (humanrights.gov.au)