Phrase guide

iron(III) 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 Fe2O3: the iron oxide in which iron has a valence of +3.

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: ferric oxide[Appendix:Glossary

Antonyms: none provided

Broader terms: iron oxide

History

Etymology

From iron + translingual III + oxide.

Across languages

Translations

3 source translations are retained for this English entry.

  • Persian: آهن(III) اکسید (âhan-e se oksid) — Fe2O3
  • Polish: tlenek żelaza(III) — Fe2O3
  • Slovak: oxid železitý — Fe2O3