Last Updated：2025/11/21

(oceanography) An underwater mountain with a prominence of more than 1,000 metres, which does not breach the water's surface.

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seamount

Source Word

seamount

Noun

(oceanography) An underwater mountain with a prominence of more than 1,000 metres, which does not breach the water's surface.

Japanese Meaning

水面を突き抜けない、1,000メートル以上の突出を持つ海中の山

The research team discovered a previously unknown seamount rising sharply from the abyssal plain, teeming with unique marine life.

調査チームは、深海平原から急峻にそびえ立つ未確認の海山を発見し、独特の海洋生物が豊富に生息していることを確認した。

Sense（1）

(oceanography) An underwater mountain with a prominence of more than 1,000 metres, which does not breach the water's surface.

Coordinate term: knoll

seamounts

（ plural ）