"abundances" in the noun sense
1. abundance, copiousness, teemingness
the property of a more than adequate quantity or supply
"an age of abundance"
2. abundance
physics) the ratio of the number of atoms of a specific isotope of an element to the total number of isotopes present
3. 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
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