coulee: meaning, definition, pronunciation and examples

Low
UK/ˈkuːleɪ/US/ˈkuːli/ or /kuːˈleɪ/

Technical/Regional

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Quick answer

What does “coulee” mean?

A deep ravine or gulch, often dry except during heavy rains, or a solidified lava flow.

Audio

Pronunciation

Definition

Meaning and Definition

A deep ravine or gulch, often dry except during heavy rains, or a solidified lava flow.

In North American geography, it refers specifically to a steep-sided, often dry valley or channel formed by water erosion, particularly in the northwestern US and Canada. In geology, it denotes a thick, pasty lava flow with a rough, blocky surface.

Dialectal Variation

British vs American Usage

Differences

The term is almost exclusively used in North American English, particularly in the US and Canada. In British English, equivalent terms like 'ravine', 'gorge', or 'guilty' are used for the geographical feature, and 'lava flow' for the geological one.

Connotations

In North America, it often carries regional, geographical, or geological specificity. In British English, it is a very rare, learned term with no particular regional connotation.

Frequency

Extremely low frequency in British English. Low but recognizable frequency in specific North American regional and technical contexts.

Grammar

How to Use “coulee” in a Sentence

The [geographical feature] is a coulee.The [lava flow] formed a coulee.We hiked down into the coulee.

Vocabulary

Collocations

strong
deep couleedry couleelava couleesteep-sided coulee
medium
cut through a couleebottom of the couleeancient couleerocky coulee
weak
wide couleesmall couleegrassy couleecross the coulee

Examples

Examples of “coulee” in a Sentence

verb

British English

  • [Not used as a verb]

American English

  • [Not used as a verb]

adverb

British English

  • [Not used as an adverb]

American English

  • [Not used as an adverb]

adjective

British English

  • [Not used as an adjective]

American English

  • The coulee landscape was stark and beautiful.
  • They studied the coulee formation process.

Usage

Meaning in Context

Business

Virtually never used.

Academic

Used in geology, physical geography, and regional studies papers.

Everyday

Used only in specific regions of North America when discussing local topography.

Technical

Standard term in volcanology for a specific type of thick, slow-moving lava flow (e.g., 'aa coulee').

Vocabulary

Synonyms of “coulee”

Strong

lava flowvolcanic flow

Neutral

ravineguiltyarroyo (Southwestern US)wash

Vocabulary

Antonyms of “coulee”

Watch out

Common Mistakes When Using “coulee”

  • Misspelling as 'coolie' (which is an offensive historical term for a labourer).
  • Pronouncing it /ˈkaʊli/ (like 'cow').
  • Using it generically for any valley outside its specific regional/technical contexts.

FAQ

Frequently Asked Questions

No, it is a low-frequency word. It is common only in specific regional dialects of North America (like in Washington state or Alberta) and in technical fields like geology and geography.

A coulee is typically smaller, shallower, and often dry, formed by water erosion or lava. A canyon is usually larger, deeper, and carved over a longer period by a major river (e.g., the Grand Canyon).

No, 'coulee' is exclusively a noun in modern English. There is no standard verb form.

It comes from Canadian French 'coulée', meaning 'a flow' or 'something that flows', from the verb 'couler' ('to flow'). This reflects its origins describing both water-eroded channels and lava flows.

A deep ravine or gulch, often dry except during heavy rains, or a solidified lava flow.

Coulee is usually technical/regional in register.

Coulee: in British English it is pronounced /ˈkuːleɪ/, and in American English it is pronounced /ˈkuːli/ or /kuːˈleɪ/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • [No common idioms found for this low-frequency, technical word]

Learning

Memory Aids

Mnemonic

Think of 'COOL Lava' flowing slowly to form a rough, blocky COULEE. Or, a COULEE is a valley you COULd fall into.

Conceptual Metaphor

EARTH'S SCAR (for the erosional feature); SOLIDIFIED RIVER OF FIRE (for the lava flow).

Practice

Quiz

Fill in the gap
The hikers carefully descended the steep sides of the to reach the creek bed below.
Multiple Choice

In which field is 'coulee' a standard technical term?