equivalent weight


Definition of equivalent weight

: the mass of a substance especially in grams that combines with or is chemically equivalent to eight grams of oxygen or one gram of hydrogen : the atomic or molecular weight divided by the valence

Examples of equivalent weight in a Sentence

Recent Examples on the Web That's the equivalent weight of more than 685 elephants. Sarah Bowman, The Indianapolis Star, "Scrub Hub: What happens to all the leaves I've bagged and have been picked up from the curb?," 2 Dec. 2020 Consequently, Tyrian purple dye was at times worth more than its equivalent weight in silver or gold while purple-dyed fabrics could command extraordinarily high prices. Mark Woolmer, National Geographic, "Purple Reign: A passion for purple built the Phoenicians' vast trading empire," 24 Sep. 2020 That's the equivalent weight of two Airbus A380s, the world's largest passenger airliner, going into the air every second. Seth Borenstein, Fortune, "Global Carbon Pollution Continues to Rise, But More Slowly," 4 Dec. 2019 That’s the equivalent weight of two Airbus A380s, the world’s largest passenger airliner, going into the air every second. Washington Post, "Global carbon pollution continues to rise, but more slowly," 4 Dec. 2019 The laptop's weight has increased ever so slightly to 2.45 pounds from 2.43 pounds, which HP made a point to mention is about the equivalent weight of a No.2 pencil. Valentina Palladino, Ars Technica, "HP Spectre 13 2017 review: A killer laptop, now touch-friendly," 10 Nov. 2017 The amount is the equivalent weight of roughly 950,000 American adults, or the population of Marion County, and made Indiana sixth in the country in terms of toxic release. Sarah Bowman, Indianapolis Star, "Danger zone: Indiana produces 6th most toxic chemicals in U.S.," 3 Nov. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'equivalent weight.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of equivalent weight

circa 1855, in the meaning defined above

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Time Traveler for equivalent weight

Time Traveler

The first known use of equivalent weight was circa 1855

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Cite this Entry

“Equivalent weight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/equivalent%20weight. Accessed 20 Apr. 2021.

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