multiplication

(noun) the act of producing offspring or multiplying by such production. Synonyms: generation, propagation.

(noun) a multiplicative increase. Examples: "Repeated copying leads to a multiplication of errors." "This multiplication of cells is a natural correlate of growth."

(noun) an arithmetic operation that is the inverse of division; the product of two numbers is computed. Synonyms: times. Examples: "The multiplication of four by three gives twelve." "Four times three equals twelve."