critical mass
معنی فارسی
توده مهم (بمب اتمي)
توده حساس (بمب اتمي)
معنی کامل و مثالها
● (فیزیک) جرم بحرانی، جرم سرگشتی، جرم واگردان (کمترین مقدار مادهی کافشی یا fissile لازم برای ادامهی واکنش زنجیری اتمی)
● (کمترین میزان لازم برای آغاز یا انجام هر چیز) میزان سرگشتی
ریشه و کاربرد
ریشه
The word 'critical' comes from the Latin word 'criticus', meaning 'able to discern'. 'Mass' comes from the Latin word 'massa', meaning 'lump' or 'mass'.
مثال
- The company needs to reach a critical mass of users in order to become profitable.
- The protest gained a critical mass of participants, leading to widespread media coverage.
- In nuclear physics, a critical mass of fissile material is required to sustain a chain reaction.
ترکیبهای رایج
Reach critical mass Build critical mass Lack critical mass Critical mass of support
تعریف انگلیسی
noun
- the minimum amount (of something) required to start or maintain a venture “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”
- the minimum mass of fissionable material that can sustain a chain reaction