1. (noun) a collection of things sharing a common attribute

• class
• family

1. (noun) a collection of things sharing a common attribute

• accumulation
• aggregation
• assemblage
• collection

2. (noun) a general concept that marks divisions or coordinations in a conceptual scheme

• concept
• conception
• construct

1. (noun) a collection of things sharing a common attribute

• brass family
• conjugation
• declension
• denomination
• grammatical category
• syntactic category
• histocompatibility complex
• paradigm
• substitution class
• sex
• stamp
• violin family
• woodwind family

2. (noun) a general concept that marks divisions or coordinations in a conceptual scheme

• form
• kind
• sort
• variety
• pigeonhole
• rubric
• way

1. (noun) a collection of things sharing a common attribute

• superphylum

1. (noun) a collection of things sharing a common attribute

• assort
• assort
• class
• class
• classify
• classify
• separate
• separate
• sort
• sort
• sort out
• sort out
• categorial
• categoric
• categoric
• categorical
• categorical
• categorise
• categorize
• classify
• relegate

2. (noun) a general concept that marks divisions or coordinations in a conceptual scheme

• categorial
• categoric
• categorical
• categorise
• categorize