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📕 rednote ID(小红书号)：3881567312

Ocean Definition, Usage, and Common Collocations (2 meaning)

Meaning 1：vast saltwater body (ocean)

ocean 🔊

/ˈoʊʃən/

The huge salty water areas on Earth, like the Pacific or Atlantic.

vast saltwater body 🔊

➕

/vɑːst ˈsɔːltˌwɔːtər ˈbɒdi/

A large continuous body of salt water that covers most of the Earth's surface, such as the Atlantic or Pacific.

📁 Category：Natural Geography 🔖 Level：primary

📘 Details & Usage

📖 Root Explanation

From Greek 'Okeanos', the great river believed to encircle the Earth.

💡 Mnemonic

Imagine an 'O' shaped sea: 'O' + 'cean' sounds like 'see an' — you see a huge sea.

📖 Example

Standing on the beach, she watched the ocean stretch all the way to the horizon. 🔊 Standing on the beach, she watched the ocean stretch all the way to the horizon.

🔗 Collocations

deep ocean – the deepest parts of the ocean, far from the surface

ocean currents – continuous, directed movements of ocean water

ocean floor – the bottom of the ocean, including the seabed and trenches

🔄 Synonyms

sea (n.) – A large body of salt water, often a subdivision of an ocean.

main (n.) – Poetic term for the open ocean or sea.

deep (n.) – The deep sea, especially the vast depths of the ocean.

🚫 Antonyms

land (n.) – The solid part of the Earth's surface, not covered by water.

ground (n.) – The solid surface of the Earth, as opposed to sea or air.

continent (n.) – A large continuous mass of land, contrasting with an ocean.

🌱 Derivatives

oceanic (adj.) – Relating to or found in the ocean.

oceanography (n.) – The scientific study of the ocean.

oceanographer (n.) – A scientist who studies the ocean.

📖 Cultural Story

In ancient Greek mythology, Oceanus was a Titan personifying the world-ocean. The term evolved to describe any vast saltwater body.

Meaning 2：vast amount (ocean)

ocean 🔊

/ˈoʊʃən/

A very large amount or wide range of something.

vast amount 🔊

➕

/vɑːst əˈmaʊnt/

A very large or unlimited quantity of something, used figuratively to emphasize abundance or breadth.

📁 Category：School Education 🔖 Level：intermediate

📘 Details & Usage

📖 Example

The online course opened up an ocean of knowledge for students in remote areas. 🔊 The online course opened up an ocean of knowledge for students in remote areas.

🔗 Collocations

an ocean of information – a huge amount of information

oceans of time – a very large amount of time

ocean of love – an immense quantity of love

🔄 Synonyms

sea (n.) – A vast amount or expanse of something, e.g., a sea of faces.

multitude (n.) – A large number of people or things.

abundance (n.) – A very large quantity of something.

🚫 Antonyms

lack (n.) – The state of being without or not having enough of something.

scarcity (n.) – Insufficiency or shortage of something.

dearth (n.) – A scarcity or lack of something.

🌱 Derivatives

oceanic (adj.) – Immense, vast in scale (metaphorically).

oceanlike (adj.) – Resembling the ocean in size or abundance.