(classical mechanics) A theoretical point with mass assigned to it.

(computer hardware) Any form of persistent data storage technology with high capacity relative to that of the high-speed non-persistent memory of computers of its time.

popular culture

plural of mass transit

Misspelling of en masse.

The output of a mass spectrometer

A direct action event in which bicycle riders travel through city streets as a group.

plural of mass murderer

sacring-bell

plural of mass spectrograph