FORMULATION definition: 1. the action of developing all the details of a plan for doing something, or something that is…. Learn more. To state as or reduce to a formula. FORMULATION meaning: 1. the action of developing all the details of a plan for doing something, or something that is…. Learn more. Noun formulation (countable and uncountable, plural formulations) The act, process, or result of formulating or reducing to a formula. The formulation of something such as a medicine or a beauty product is the way in which different ingredients are combined to make it. You can also say that the finished product is a formulation. In pharmacy, a formulation is a mixture or a structure such as a capsule, tablet, or an emulsion, prepared according to a specific procedure (called a formula ). Pharmaceutical formulation, in pharmaceutics, is the process in which the active drug or Active Pharmaceutical Ingredient (API) is combined with different chemical substances to produce a final medicinal product. The meaning of FORMULATION is an act or the product of formulating. Formulation is more than just mixing ingredients—it determines how drugs work in your body and why generics must prove they behave the same way. A formulation is a mixture of ingredients prepared in a certain way and used for a specific purpose. For example, if you are sick, you may need a formulation of a combination of antibiotics.