ferrous

adjective

fer·​rous ˈfer-əs How to pronounce ferrous (audio)
ˈfe-rəs
1
: of, relating to, or containing iron
2
: being or containing divalent iron

Example Sentences

Recent Examples on the Web Ferrous iron is more easily absorbed by the body, while non-ferrous iron is not as well absorbed. Amber Smith, Discover Magazine, 15 Dec. 2022 Mary Ruth's Prenatal & Postnatal Liquid Iron is made using bioavailable ferrous bisglycinate chelate. Amber Smith, Discover Magazine, 12 Oct. 2022 LifeCentric Health Iron Gummies are made with ferrous fumarate and have no metallic after taste. Amber Smith, Discover Magazine, 12 Oct. 2022 In order to achieve Master Chronometer status, Omega had to use 50 non-ferrous components, replacing typical metal parts with silicon and other alternatives. Oren Hartov, Robb Report, 26 Oct. 2022 By severely limiting North Korea’s exports of coal and non-ferrous metals, such as copper, the UN expects to cut the country’s revenue by more than $800 million every year. CNN, 13 Sep. 2022 These materials include polyurethane and polypropylene from boot shells, ferrous and nonferrous metals from buckles, and other materials from boot liners. Jiakai Chang, Outside Online, 17 Dec. 2021 China’s manufacturing contraction in July was driven mainly by energy-intensive industries like petrol, coking coal, and ferrous metals, according to (link in Chinese) the country’s National Bureau of Statistics. Mary Hui, Quartz, 1 Aug. 2022 Even the worst rate of loss (among non-ferrous metals) only reaches 6 percent. John Timmer, Ars Technica, 20 May 2022 See More

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

Word History

Etymology

New Latin ferrosus, from Latin ferrum

First Known Use

1755, in the meaning defined at sense 1

Time Traveler
The first known use of ferrous was in 1755

Dictionary Entries Near ferrous

Cite this Entry

“Ferrous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ferrous. Accessed 6 Feb. 2023.

Kids Definition

ferrous

adjective
fer·​rous ˈfer-əs How to pronounce ferrous (audio)
: of, relating to, or containing iron

Medical Definition

ferrous

adjective
fer·​rous ˈfer-əs How to pronounce ferrous (audio)
1
: of, relating to, or containing iron
2
: being or containing iron with a valence of two
Last Updated: - Updated example sentences
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