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ferro-
variant of ferri-: ferroconcrete. In chemical terminology, the meanings of ferri- and ferro- are specialized to correspond to ferric and ferrous.
ferro-
combining form
indicating a property of iron or the presence of iron
ferromagnetism
ferromanganese
indicating the presence of iron in the divalent state Compare ferri-
ferrocyanide
51Թ History and Origins
Origin of ferro-1
Example Sentences
"It is really disheartening," Adalys Ferro, the executive director of the Venezuelan-American Caucus, an advocacy group, told the BBC.
While public funding for media has been questioned many times before, Ferro said the threat felt more serious this year, because so many programs and departments simultaneously have been targeted for cutbacks by the Trump administration.
“I feel it’s so important now that people can have institutions they rely on and trust,” Ferro said.
The service would go away, unless stations could find a way to bridge the funding gap, said Ferro, who was in Washington for Wednesday’s hearing.
Stations in small and remote communities get as much as 40% of their funding from the CPB, Ferro said, making it difficult for them to stay on the air without the federal dollars.
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When To Use
Ferro- is a combining form used like a prefix meaning “iron.” Ferro- is often used in scientific terms, especially in chemistry.In many terms from chemistry, ferro- is used specifically to mean "ferrous," a technical term meaning "of or containing iron, especially in the bivalent state," which is when an iron ion contains two valence electrons.Ferro- comes from Latin ferrum, meaning “iron.” The Greek equivalent was íŧDz, “iron,” which is the source of the combining form sidero-, as in siderite and siderocyte.What are variants of ferro-?When combined with words or word elements that begin with a vowel, ferro- becomes ferr-, as in ferrite.The combining form ferri- shares the same Latin root as ferro-, but is used in terms from chemistry to mean "ferric," meaning "of or containing iron, especially in the trivalent state,” which is when an iron ion contains three valence electrons.Want to learn more? Check out our 51Թs That Use entries for ferr- and ferri-.
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