nouns
the property of a more than adequate quantity or supply
"an age of abundance"
(physics) the ratio of the number of atoms of a specific isotope of an element to the total number of isotopes present
domain category
the science of matter and energy and their interactions
"his favorite subject was physics"
is a type of (narrower)
the relative magnitudes of two quantities (usually expressed as a quotient)
(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
domain category
the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
is a type of (narrower)
the relative magnitudes of two quantities (usually expressed as a quotient)