Phrase guide

oceanic trench

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

A hemispheric-scale long but narrow topographic depression of the seabed.

Definition source: English Wiktionary via Wiktextract

Topics: geography, geology, natural-sciences, oceanography

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

12 source translations are retained for this English entry.

  • Catalan: fossa marina — depression of the sea floor
  • Catalan: fossa oceànica — depression of the sea floor
  • Chinese Mandarin: 海溝 /海沟 (hǎigōu) — depression of the sea floor
  • Czech: podmořský příkop — depression of the sea floor
  • Finnish: syvänmeren hauta — depression of the sea floor
  • German: Tiefseerinne — depression of the sea floor
  • Japanese: 海溝 (kaikō) — depression of the sea floor
  • Korean: 해구 (haegu) — depression of the sea floor
  • Norwegian Bokmål: dyphavsgrop — depression of the sea floor
  • Norwegian Nynorsk: djuphavsgrop — depression of the sea floor
  • Russian: глубоково́дный жёлоб (glubokovódnyj žólob) — depression of the sea floor
  • Russian: океани́ческий жёлоб (okeaníčeskij žólob) — depression of the sea floor