Lexic.us

Definition of Critical mass

1. Noun. The minimum amount (of something) required to start or maintain a venture. "They sold the business because it lacked critical mass"

2. Noun. The minimum mass of fissionable material that can sustain a chain reaction.

Medical Definition of Critical mass

1. The minimum amount of mass of a combination of radioactive substances needed for the substances to generate and lose an exactly balanced number of neutrons to make a chain reaction which will keep going by itself. (09 Oct 1997)

Lexicographical Neighbors of Critical Mass

criticalnesses critical analysis critical angle critical angle critical appraisal critical care critical care unit critical concentration critical dissolved oxygen concentration critical flicker fusion frequency

critical gradient critical habitat critical illness critical illness polyneuropathy critical mass (current term) critical mass (current term) critical micelle concentration critical organ critical pathway critical period

critical pH critical point critical point critical point drying critical pressure critical rate critical review critical temperature critical velocity criticaster

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