river basin: meaning, definition, pronunciation and examples
C1Academic/Technical/Geographical
Quick answer
What does “river basin” mean?
The area of land from which all water drains into a particular river and its tributaries.
Audio
Pronunciation
Definition
Meaning and Definition
The area of land from which all water drains into a particular river and its tributaries.
A catchment area for a river system; a geographical region defined by the river's drainage pattern, often including the river valley and surrounding watershed.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Both varieties use 'river basin' identically.
Connotations
Neutral geographical term in both varieties.
Frequency
Slightly more frequent in American English due to larger-scale hydrological management discussions (e.g., Mississippi River basin).
Grammar
How to Use “river basin” in a Sentence
The [river name] basin covers...Within the [adjective] river basin...Drainage of the river basin...Management of the river basin...Vocabulary
Collocations
Examples
Examples of “river basin” in a Sentence
adjective
British English
- The river-basin management plan was approved.
- River-basin authorities monitor water quality.
American English
- The river basin management plan was approved.
- River basin authorities monitor water quality.
Usage
Meaning in Context
Business
Rare except in environmental consulting or water resource companies.
Academic
Common in geography, environmental science, geology, and hydrology papers.
Everyday
Uncommon in casual conversation; used mainly when discussing geography or flooding.
Technical
Core term in hydrology, geology, environmental engineering, and water management.
Vocabulary
Synonyms of “river basin”
Strong
Weak
Vocabulary
Antonyms of “river basin”
Watch out
Common Mistakes When Using “river basin”
- Using 'river basin' to mean 'river bank' or 'shore'.
- Confusing with 'river delta' (sediment deposit at mouth).
- Using plural 'river basins' incorrectly for a single basin.
FAQ
Frequently Asked Questions
In British English, 'watershed' often means the drainage divide (the high land separating basins). In American English, 'watershed' is frequently used synonymously with 'river basin' or 'catchment area'.
Yes, many major river basins are transboundary, like the Danube or Mekong basins, requiring international cooperation for management.
A river valley is the low-lying land immediately surrounding the river channel. A river basin is the much larger total area that collects water, which may contain multiple valleys and uplands.
Yes, they are synonyms. 'Drainage basin' is the more technical term, while 'river basin' is common in general geographical use.
The area of land from which all water drains into a particular river and its tributaries.
River basin is usually academic/technical/geographical in register.
River basin: in British English it is pronounced /ˈrɪvə ˈbeɪsən/, and in American English it is pronounced /ˈrɪvər ˈbeɪsən/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “No common idioms”
Learning
Memory Aids
Mnemonic
Think of a kitchen sink basin catching water—a river basin catches all rainwater and streams flowing into one river.
Conceptual Metaphor
BASIN AS CONTAINER (for water), BASIN AS NETWORK (of streams), BASIN AS BODY (with tributaries as veins).
Practice
Quiz
What is the primary defining feature of a river basin?