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English definition of “group”

group

noun [C]  /ɡrup/ us  
a number of people or things that are together or considered as a unit: a group of trees I’m meeting a group of friends for dinner. A group is also a number of people who play music together, especially popular music: a rock/soul group chemistry A group is also any of the columns in the periodic table of chemical elements.
group
verb [T]  /ɡrup/ us  
She grouped the children by height for the class photograph.
(Definition of group from the Cambridge Academic Content Dictionary © Cambridge University Press)
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