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Pronunciation varies by accent · adjective
(mathematics, logic, of a relationship between two sets) Having the property that many elements of one set may be assigned by the relationship to any element in the other set, and that a given element in the first set can also be assigned more than one member of the second set..
"Is a fellow citizen with" is a many-to-many relationship on the set of people (from the set of people to the set of people).
The normal state of human affairs is many-to-many communications, each source going out to many recipients, but each recipient also having multiple sources.
Use many-to-many when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Many-to-many means (mathematics, logic, of a relationship between two sets) Having the property that many elements of one set may be assigned by the relationship to any element in the other set, and that a given element in the first set can also be assigned more than one member of the second set..
Common synonyms include many-many.
The opposite depends on the specific sense.
"Is a fellow citizen with" is a many-to-many relationship on the set of people (from the set of people to the set of people).
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