(chemistry) The mass of a given substance divided by its amount, measured in moles. It is commonly expressed in grams (sometimes kilograms) per mole.

mass of some sample per unit volume occupied; density

A market for goods produced on a large scale for a significant number of end consumers.

To market on a large scale.

fuel for nuclear energy

Alternative spelling of bodymass

(euphemistic) masturbate

plural of mass spec

plural of mass start

(sports) A format of starting in certain racing sports, such as long-distance running, cycling and biathlon, where the competitors start at the same time and same place and proceed along the same course.