Phrase guide

ferrous oxide

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

The chemical compound FeO, iron oxide where iron has a valence of +2.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: iron(II) oxide

Antonyms: none provided

Broader terms: oxide, compound, material

History

Etymology

ferrous + oxide

Across languages

Translations

3 source translations are retained for this English entry.

  • Chinese Mandarin: 氧化亞鐵 /氧化亚铁 (yǎnghuàyàtiě) — chemical compound
  • Polish: tlenek żelaza(II) — chemical compound
  • Spanish: óxido ferroso — chemical compound