abstract entity, abstraction - a general concept formed by extracting common features from specific examples

arrangement - an orderly grouping (of things or persons) considered as a unit; the result of arranging; "a flower arrangement"

straggle - a wandering or disorderly grouping (of things or persons); "a straggle of outbuildings"; "a straggle of followers"

kingdom - a basic group of natural objects

biotic community, community - (ecology) a group of interdependent organisms inhabiting the same region and interacting with each other

people - (plural) any group of human beings (men or women or children) collectively; "old people"; "there were at least 200 people in the audience"

social group - people sharing some social relation

edition - all of the identical copies of something offered to the public at the same time; "the first edition appeared in 1920"; "it was too late for the morning edition"; "they issued a limited edition of Bach recordings"

electron shell - a grouping of electrons surrounding the nucleus of an atom; "the chemical properties of an atom are determined by the outermost electron shell"

ethnic group, ethnos - people of the same race or nationality who share a distinctive culture

association - (ecology) a group of organisms (plants and animals) that live together in a certain geographical region and constitute a community with a few dominant species

swarm, cloud - a group of many things in the air or on the ground; "a swarm of insects obscured the light"; "clouds of blossoms"; "it discharged a cloud of spores"

subgroup - a distinct and often subordinate group within a group

citizenry, people - the body of citizens of a state or country; "the Spanish people"

population - a group of organisms of the same species inhabiting a given area; "they hired hunters to keep down the deer population"

varna - (Hinduism) the name for the original social division of Vedic people into four groups (which are subdivided into thousands of jatis)

circuit - (law) a judicial division of a state or the United States (so-called because originally judges traveled and held court in different locations); one of the twelve groups of states in the United States that is covered by a particular circuit court of appeals

system, scheme - a group of independent but interrelated elements comprising a unified whole; "a vast system of production and distribution and consumption keep the country going"

series - a group of postage stamps having a common theme or a group of coins or currency selected as a group for study or collection; "the Post Office issued a series commemorating famous American entertainers"; "his coin collection included the complete series of Indian-head pennies"

actinide, actinoid, actinon - any of a series of radioactive elements with atomic numbers 89 through 103

halogen - any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions

pairing - the act of grouping things or people in pairs

punctuation - the use of certain marks to clarify meaning of written material by grouping words grammatically into sentences and clauses and phrases

activity - any specific behavior; "they avoided all recreational activity"

phrasing - the grouping of musical phrases in a melodic line

sorting - grouping by class or kind or size