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 about the equivalent weight of three female Asian elephants. Katie Shepherd, Washington Post, 2 Aug. 2023 The tins, originally valued according to their equivalent weight in gold, about thirty-seven dollars each, have since sold at auction for more than two hundred thousand dollars. Justin Beal, Harper’s Magazine , 14 Dec. 2022 At his Lakeview restaurant, Gryka celebrates this Judaic legacy by smoking over 10,000 pounds of brisket a year, or the equivalent weight of seven Smart cars. Max Abrams, Chicago Tribune, 14 Dec. 2022 Using my estimates, MJ and Spidey would be traveling at almost 90 miles per hour (40 meters/second), and MJ would have to support an equivalent weight of around 800 pounds (3,555 newtons). Rhett Allain, Wired, 15 Oct. 2021 Constructed from e-glass and Kevlar, these hulls are mated to a carbon-fiber superstructure, so the boat weighs only 49 tons, or the equivalent weight of a 60-foot conventional yacht. Miriam Cain, Robb Report, 6 Aug. 2021 That's the equivalent weight of more than 685 elephants. Sarah Bowman, The Indianapolis Star, 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, 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, 4 Dec. 2019

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'equivalent weight.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

circa 1855, in the meaning defined above

Time Traveler
The first known use of equivalent weight was circa 1855

Dictionary Entries Near equivalent weight

Cite this Entry

“Equivalent weight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/equivalent%20weight. Accessed 17 May. 2024.

Medical Definition

equivalent weight


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