English noun: critical mass
|1.||critical mass (attribute) the minimum amount (of something) required to start or maintain a venture|
|Samples||The battle for the computer market has now reached critical mass.|
There is now a critical mass of successful women to take the lead.
They sold the business because it lacked critical mass.
|2.||critical mass (attribute) the minimum mass of fissionable material that can sustain a chain reaction|