Standard Lemma guide

seamount

noun · 2 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

An underwater mountain with a prominence of more than 1,000 meters, which does not breach the surface of the water.

Definition source: English Wiktionary via Wiktextract

Topics: geography, natural-sciences, oceanography

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

an underwater mountain rising above the ocean floor

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: mountain, mount

Narrower terms: guyot

History

Etymology

From sea + mount.

Across languages

Translations

11 source translations are retained for this English entry.

  • Chinese Mandarin: 海底山 (hǎidǐshān) — underwater mountain
  • French: piton sous-marin — underwater mountain
  • German: Tiefseeberg — underwater mountain
  • Italian: montagna sottomarina — underwater mountain
  • Japanese: 海山 — underwater mountain
  • Korean: 해산 (haesan) — underwater mountain
  • Russian: подво́дная гора́ (podvódnaja gorá) — underwater mountain
  • Spanish: monte marino — underwater mountain
  • Swedish: djuphavsberg — underwater mountain
  • Swedish: undervattensberg — underwater mountain
  • Ukrainian: підво́дна гора́ (pidvódna horá) — underwater mountain