riverbed
English
[edit]Alternative forms
[edit]
Etymology
[edit]From river + bed. Compare Dutch rivierbedding (“riverbed”), German Flussbett (“riverbed”), Swedish flodbädd (“riverbed”).
Pronunciation
[edit]- (Received Pronunciation) IPA(key): /ˈɹɪv.əˌbɛd/
- (General American) enPR: rĭvʹər-bĕd', IPA(key): /ˈɹɪv.ɚˌbɛd/
- (African-American Vernacular, some speakers) IPA(key): [ˈɹɪv.ɚˌbeː]
- (General Australian) IPA(key): /ˈɹɪv.əˌbed/
- Hyphenation: riv‧er‧bed
Noun
[edit]riverbed (plural riverbeds)
- (hydrology) The path where a river runs, or where a river once ran; the bottom earthen part of a river, not including the riverbanks.
- Synonym: river bottom
- Hypernyms: bed, bottom < site, place, location
- Coordinate terms: lakebed; seabed
- Near-synonyms: streambed, creekbed
- 2014 October 31, David W. Lloyd, “Deep in Vietnam, Exploring a Colossal Cave”, in The New York Times[1]:
- The Hang En tour involves a difficult daylong trek over limestone mountain paths and along riverbeds to the remote indigenous village of Ban Doong.
- 2021 September 8, “Network News: West Coast Main Line viaducts reinforced by underwater concrete”, in RAIL, number 939, page 10:
- Detailed laser surveys carried out by Network Rail revealed that fast-flowing water on the River Eden has caused parts of the riverbed to wash away, posing a risk to the viaduct foundations.
- 2025 September 11, Matthew Glasser, Julia Jacobo, “Rock found on Mars could be evidence of ancient life, NASA says”, in ABC News[2]:
- Potential signs of microbial life were found in a rock sample collected by the rover in 2024 from an ancient dry riverbed on Mars' Jezero Crater -- an area of rocky outcrops on the edges the Neretva Vallis, a river valley carved by water rushing to the canyon billions of years ago, NASA officials announced in a press conference on Wednesday.
Translations
[edit]a river bottom
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