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Noun group has 3 senses
- group, grouping - any number of entities (members) considered as a unit
--1 has particulars: | arrangement; straggle; kingdom; biological group; community, biotic community; world, human race, humanity, humankind, human beings, humans, mankind, man; people; social group; collection, aggregation, accumulation, assemblage; edition; electron shell; ethnic group, ethnos; race; association; subgroup; sainthood; citizenry, people; population; multitude, masses, mass, hoi polloi, people; varna; circuit; system, scheme; series; actinoid, actinide, actinon; rare earth, rare-earth element, lanthanoid, lanthanide, lanthanon; halogen |
- group, radical, chemical group - (chemistry) two or more atoms bound together as a single unit and forming part of a molecule
--2 is a kind of unit, building block
--2 is a part of molecule
--2 has particulars: | acyl, acyl group; alcohol group, alcohol radical; aldehyde group, aldehyde radical; alkyl, alkyl group, alkyl radical; allyl, allyl group, allyl radical; amino, amino group; azido group, azido radical; azo group, azo radical; benzyl, benzyl group, benzyl radical; benzoyl group, benzoyl radical; cacodyl, cacodyl group, cacodyl radical, arsenic group; carbonyl group; carboxyl, carboxyl group; chromophore; cyano group, cyano radical, cyanide group, cyanide radical; glyceryl; hydrazo group, hydrazo radical; hydroxyl, hydroxyl group, hydroxyl radical; ketone group; methylene group, methylene radical, methylene; propyl, propyl group, propyl radical; butyl; nitro group; nitrite; uranyl, uranyl group, uranyl radical; vinyl, vinyl group, vinyl radical |
- group, mathematical group - a set that is closed, associative, has an identity element and every element has an inverse
--3 is a kind of set
--3 has particulars: subgroup; Abelian group, commutative group
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