Definition

a mass: a size of a body or object noun
The mass of this newly discovered planet is 4 times that of the Earth, meaning that it is much bigger.
A mass is also a type of church service.
mass (production): large-scale, widespread, great, extensive (production) adjective
  • "Do you have the equipment necessary to produce these bottles in mass?"
  • "Wang desires to make Chinese goods synonymous with quality and class, not just mass production"."
  • "As some of you are no doubt aware, May Day, also known as International Workers' Day, is this Friday, and apparently a few thousand people will be celebrating with a mass protest on the streets of San Francisco."

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