Pronunciation: /mæs/
noun a large number of people or objects crowded together
A1 The mass of the object is 5 kilograms.
A2 She attended mass at the church every Sunday.
B1 The mass of people gathered in the square to protest.
B2 The mass of evidence presented in court convinced the jury of his guilt.
C1 The mass extinction of dinosaurs had a significant impact on Earth's ecosystem.
C2 The mass media plays a crucial role in shaping public opinion and perceptions.
adjective relating to the quantity of matter in an object
A1 The mass production of toys allows for lower prices.
A2 She carried a mass of books in her arms.
B1 The company conducted a mass survey to gather customer feedback.
B2 The mass exodus of residents from the city caused traffic congestion.
C1 The mass hysteria surrounding the new product launch led to long lines outside the store.
C2 The mass extinction of certain species is a pressing concern for environmentalists.
formal The mass of the object can be calculated using the formula for density.
informal There was a mass of people at the concert last night.
slang I have a massive amount of homework to do tonight.
figurative The news of the merger caused a mass exodus of employees from the company.
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