Standard Lemma guide

ferro-

prefix · 3 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

prefix

Meaning 1

ferrous

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

prefix

Meaning 2

ferrous:

Iron (the metal).

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: ferri-

Antonyms: none provided

3

prefix

Meaning 3

ferrous:

Iron (the metal).

Iron of oxidation number 2.

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: ferri-

Antonyms: none provided

History

Etymology

Etymology tree substratebor. Old Latin *fersom Latin ferrum English ferro- Latin ferrum (“iron”).

Across languages

Translations

3 source translations are retained for this English entry.

  • Finnish: rauta- — Translations
  • Finnish: ferro- — Translations
  • Polish: ferro- — Translations