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per cent

British  
/ pə ˈsɛnt /

adverb

  1. Also: per centum.   %.  in or for every hundred

"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

noun

  1. a percentage or proportion

  2. (often plural) securities yielding a rate of interest as specified

    he bought three percents

"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

Etymology

Origin of per cent

C16: from Medieval Latin per centum out of every hundred

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"A key finding from this research is that about 10 per cent of the energy released as matter falls in towards the black hole is carried away by the jets," Dr. Prabu said.

From Science Daily • Apr. 18, 2026

They say more than 85 per cent of aquatic and marine vegetation, including saltmarsh, seagrass and kelp, has been lost over the past 50 years.

From BBC • Apr. 13, 2026

"Between 10-24 per cent of the population unknowingly carry this germ at the back of their throats usually without any harm," said Lee.

From Barron's • Mar. 19, 2026

The most frequent was FBXW7, which was altered in more than 50 per cent of the tumors studied.

From Science Daily • Mar. 18, 2026

The number of broods produced on treated lands fell off by some 50 per cent, and the number of young in a brood declined.

From "Silent Spring" by Rachel Carson

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