(US, medicine) A product composed of two or more regulated components, i.e., drug/device, biologic/device, drug/biologic, or drug/device/biologic, that are physically, chemically, or otherwise combined as a single entity.

The organic matter produced from carbon dioxide by photosynthesis

(chemistry) The product of a condensation reaction.

(algebra) A way of representing an exterior product using a wedge symbol: ∧.

(biochemistry) Any compound produced naturally by a living organism; especially those compounds that are useful commercially

An unwanted material produced during some manufacturing process, especially radioactive material from nuclear reactors. / The unwanted results of metabolism, expelled in the urine and faeces.

(set theory) The set of all possible tuples whose elements are elements of given, separately specified, sets.

(topology) The topology of the Cartesian product of two or more topological spaces which is generated from a basis whose elements are Cartesian products of open subsets of the original spaces, such that for each such Cartesian product only a finite quantity of such subsets are proper.

(mathematics) For two pointed spaces (i.e. topological spaces with distinguished basepoints) X and Y, the quotient of the product space X × Y under the identifications (x, y₀) ∼ (x₀, y) for all x ∈ X and y ∈ Y; usually denoted X ∧ Y.

(chemistry, physics) The product of the individual solubilities of the cation and anion of a salt