Phrase guide

manganese nodule

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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

A concretion of oxides of manganese and iron found on the seafloor.

Definition source: English Wiktionary via Wiktextract

Topics: geography, geology, natural-sciences

Examples

  • 1977 The most likely locations for early commercial mining of these seabed resources will be the Pacific Basin where there is a heavy concentration of manganese nodule sites at depths of between 12,500 feet and 17,500 feet. The Times - May 26, 1977 pg 27 col D

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.