joyful and proud especially because of triumph or success; "rejoicing crowds filled the streets on VJ Day"; "a triumphal success"; "a triumphant shout"
the property of a more than adequate quantity or supply; "an age of 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
(physics) the ratio of the number of atoms of a specific isotope of an element to the total number of isotopes present