Ingredient

In*gre"di*ent (?), n. [F. ingrédient, L. ingrediens, -entis, entering into, p. pr. of ingredi, p. p. ingressus, to go into, to enter; pref. in- in + gradi to walk, go. See Grade.] That which enters into a compound, or is a component part of any combination or mixture; an element; a constituent.

By way of analysis we may proceed from compounds to ingredients.
Sir I. Newton.

Water is the chief ingredient in all the animal fluids and solids.
Arbuthnot.

In*gre"di*ent, a. Entering as, or forming, an ingredient or component part.

Acts where no sin is ingredient.
Jer. Taylor.