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alkalinity

American  
[al-kuh-lin-i-tee] / ˌæl kəˈlɪn ɪ ti /

noun

Chemistry.
  1. alkaline condition; the quality that constitutes an alkali.


alkalinity British  
/ ˌælkəˈlɪnɪtɪ /

noun

  1. the quality or state of being alkaline

  2. the amount of alkali or base in a solution, often expressed in terms of pH

"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

Other Word Forms

Etymology

Origin of alkalinity

First recorded in 1780–90; alkaline + -ity

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.

Alkalinity enhancements have already been used to help oyster farmers protect their nurseries from acidic seawater and to repair rivers and lakes damaged by acid rain.

From Science Magazine • Nov. 30, 2023

Kinsey, D. W. Alkalinity changes and coral reef calcification.

From Nature • Mar. 13, 2018

Alkalinity is supposed to diminish with time, when exposed to carbon dioxide in the air, but the process is slow.

From New York Times • Jun. 8, 2011

Alkalinity increases because carbon dioxide escapes through the shell from the white.

From Time Magazine Archive

Alkalinity of the Soluble Ash—Official Cool the filtrate from 9 and titrate with N/10 hydrochloric acid, using methyl orange as an indicator.

From All About Coffee by Ukers, William H. (William Harrison)

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