(dentistry) a dental appliance consisting of any of various substances (as metal or plastic) inserted into a prepared cavity in a tooth; "when he yawned I could see the gold fillings in his teeth"; "an informal British term for `filling' is `stopping'"
a food mixture used to fill pastry or sandwiches etc.
flow into something (as a container)
any material that fills a space or container; "there was not enough fill for the trench"
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