Answer: subsets

AnswerCrossword Clue
SUBSETSMath groups
SUBSETSVenn-diagram sections
SUBSETSSmall groups within large groups
SUBSETSGroups within groups
SUBSETSDivides up
SUBSETSVenn diagram areas
SUBSETSCircles within circle, in Venn diagrams
SUBSETSGroups with groups
SUBSETSInner circles in Venn diagrams
subsetsSUBSET, a mathematical set contained within a larger set
subsetsA part of a larger group of related things
subsetsA set of which all the elements are contained in another set