1. (

• group ,
• grouping

) any number of entities (members) considered as a unit ;

2. (

• grouping

) the activity of putting things together in groups ;

3. (

• grouping ,
• pigeonholing

) a system for classifying things into groups ;

1. (

• group

) arrange into a group or groups; "Can you group these shapes together?" ;

2. (

• group ,
• aggroup

) form a group or group together ;