abundance, copiousness, teemingness -- (the property of a more than adequate quantity or supply; "an age of abundance")
abundance -- ((physics) the ratio of the number of atoms of a specific isotope of an element to the total number of isotopes present)
abundance -- ((chemistry) the ratio of the total mass of an element in the earth's crust to the total mass of the earth's crust; expressed as a percentage or in parts per million)