(chemistry) The fractional proportion of a substance in a mixture, by weight/mass.

(mathematics, arithmetic) A fraction in which both the numerator and the denominator consist of whole numbers.

(algebra) A ring whose elements are fractions whose numerators belong to a given commutative unital ring and whose denominators belong to a multiplicatively closed unital subset D of that given ring. Addition and multiplication of such fractions is defined just as for a field of fractions. A pair of fractions a/b and c/d are deemed equivalent if there is a member x of D such that x(ad-bc)=0.

plural of fractional calculus

(grammar) A word that expresses one or more of a specific number of parts of a whole. / (arithmetic) A fraction, such as 1/2 or 3/5.

Alternative form of continued fraction

plural of ejection fraction

(cardiology) The proportion of blood ejected out of the left ventricle with each heartbeat.

plural of mixed fraction

(mathematics) Synonym of mixed number