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mass in

British  

verb

  1. (adverb) to fill or block in (the areas of unified colour, shade, etc) in a painting or drawing

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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“A loss of muscle mass in these patients could worsen physical function and result in a bad event like a fall,” Chen said in an email.

From MarketWatch Jun. 25, 2026

They will “change how we project power and generate mass in highly contested environments,” said Gen. Ken Wilsbach, the Air Force chief of staff.

From The Wall Street Journal Jun. 18, 2026

Ebola vaccines would not be used en mass in the same way as during the Covid pandemic.

From BBC May 22, 2026

The situation came to a critical mass in 2024 when Musk sued OpenAI for diverging from its nonprofit mission.

From Slate Apr. 30, 2026

They did, however, allow for several other fates, which depend on the amount of mass in the cosmos.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife

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