crater lake: meaning, definition, pronunciation and examples
C1technical, geographical, academic
Quick answer
What does “crater lake” mean?
A lake that has formed inside a volcanic crater, caldera, or maar.
Audio
Pronunciation
Definition
Meaning and Definition
A lake that has formed inside a volcanic crater, caldera, or maar.
A body of water occupying a basin created by volcanic activity, often characterized by steep sides, circular shape, and sometimes a lack of significant inlets or outlets.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Pronunciation differences follow general BrE/AmE patterns.
Connotations
Connotations are identical: evokes images of pristine, often deep, isolated bodies of water in dramatic landscapes.
Frequency
Equally low-frequency in both dialects, used primarily in geographical, geological, and travel contexts.
Grammar
How to Use “crater lake” in a Sentence
[Name] Crater Lake (e.g., Crater Lake, Oregon)the crater lake of [Volcano Name]Vocabulary
Collocations
Examples
Examples of “crater lake” in a Sentence
verb
British English
- The volcano later cratered and subsequently laked over.
- The basin crater-laked within a century.
American English
- The volcanic depression cratered and eventually laked up.
- The caldera is slowly crater-laking.
adverb
British English
- The water filled the caldera crater-lake-style.
- It formed, crater-lake-like, over decades.
American English
- The basin filled up crater-lake-fast.
- It sits there, crater-lake-deep and still.
adjective
British English
- The crater-lake environment is unique.
- We studied crater-lake sediments.
American English
- The crater-lake ecosystem is isolated.
- Crater-lake formation processes are complex.
Usage
Meaning in Context
Business
Rare; potentially in tourism or geo-thermal energy sectors.
Academic
Common in geology, physical geography, and environmental science texts.
Everyday
Used in travel discussions or documentaries about natural wonders.
Technical
Precise term in volcanology and geomorphology.
Vocabulary
Synonyms of “crater lake”
Vocabulary
Antonyms of “crater lake”
Watch out
Common Mistakes When Using “crater lake”
- Using 'crater lake' for any lake in a mountainous region (must be of volcanic origin).
- Capitalising incorrectly: 'Crater Lake' is proper noun for the one in Oregon, lower case for the general feature.
FAQ
Frequently Asked Questions
No. 'Crater Lake' (capitalised) refers specifically to the lake in Oregon, USA. The general term 'crater lake' (lower case) describes any lake of this type.
Yes, though many are freshwater. Salinity depends on the geology, climate, and history of the basin. Some are highly acidic due to volcanic gases.
A caldera lake is a type of crater lake. A caldera is a much larger depression formed by the collapse of a volcano after a massive eruption, so a caldera lake is a crater lake on a larger scale.
They can be. Some crater lakes, like Lake Nyos in Cameroon, can accumulate dangerous levels of carbon dioxide, leading to rare but lethal limnic eruptions. Others may be associated with active volcanic systems.
A lake that has formed inside a volcanic crater, caldera, or maar.
Crater lake is usually technical, geographical, academic in register.
Crater lake: in British English it is pronounced /ˈkreɪtə ˌleɪk/, and in American English it is pronounced /ˈkreɪtər ˌleɪk/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None specific to this compound term.”
Learning
Memory Aids
Mnemonic
Imagine a LAKE formed in the CRATER left behind after a volcano explodes.
Conceptual Metaphor
Nature's cauldron (a container for water created by fire).
Practice
Quiz
Which of the following is a defining characteristic of a crater lake?