Reference meaning
critical mass
Last updated
the minimum amount (of something) required to start or maintain a venture
Other meanings
2. noun
the minimum mass of fissionable material that can sustain a chain reaction
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 05108412-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.