David Warren abundance a⋅bun⋅dance [uh-buhn-duhns] –noun 1. an extremely plentiful or oversufficient quantity or supply: an abundance of grain. 2. overflowing fullness: abundance of the heart. 3. affluence; wealth: the enjoyment of abundance. 4. Physics, Chemistry. the number of atoms of one isotope of an element divided by the total number of atoms in a mixture of the isotopes. a home a b c d e f g h i j k l m n o p q r s t u v w x y z abandon abundance absence advertisement access ache afterthought airport air-vent afro album alien all-art