1. a group of persons together in one place

Similar word(s): gathering

Definition categories: group

2. a system of components assembled together for a particular purpose

Similar word(s): hookup

Definition categories: man–made, system

3. the social act of assembling

- they demanded the right of assembly

Similar word(s): assembly, gathering

Definition categories: act

4. several things grouped together or considered as a whole

Similar word(s): accumulation, aggregation, collection

Definition categories: group, grouping