Phrase guide

detention basin

noun · 2 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

A depression in the ground installed on a river or stream, which temporarily fills with rainwater that would otherwise cause flooding or downstream erosion, which can then be released at a controlled rate.

Definition source: English Wiktionary via Wiktextract

Topics: geography, hydrology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: retarding basin, detention pond, dry pond

Antonyms: none provided

2

noun

Meaning 2

a storage site (such as a small reservoir) that delays the flow of water downstream

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: river basin, basin, watershed, drainage basin, catchment area, catchment basin, drainage area

History

Etymology

No etymology was provided for this word.

Across languages

Translations

1 source translations are retained for this English entry.

  • Chinese Mandarin: 滯洪池 /滞洪池 — Translations