(uncountable) The property of being additive / (countable) The extent to which something is additive

plural of additivity

plural of additional

as well as; besides

(mathematics) An operation, written using the symbol +, that produces the sum of two operands

(algebra) An element of an algebraic structure, generally denoted 0, which is an identity for an additive operation (generally denoted +). That is, x + 0 = 0 + x = x for any x in the structure.

Any non-food substance added to food in order to improve its flavour, appearance or shelf life

(mathematics) The inverse with respect to addition; the opposite.

(mathematics) A unary function that preserves the addition operation; a unary function f such that for any x and y: f(x + y) = f(x) + f(y).

plural of food additive