alluvial
English
WOTD – 20 June 2009
Etymology
From Latin alluvius (“alluvial”), from alluviō (“an overflowing, inundation”), from alluō (“wash against”).
Pronunciation
- (UK, US) IPA(key): /əˈluː.vi.əl/
Audio (AU) (file)
Adjective
alluvial (not comparable)
- Pertaining to the soil deposited by a stream.
- 1992, Anna K. Behrensmeyer & Robert W. Hook, “Paleoenvironmental Contexts and Taphonomic Modes”, in Terrestrial Ecosystems through Time, page 35:
- Soils are a prominent feature of floodplain environments, and we include them in this section because most of the available information on ancient soils pertains to alluvial examples, aside from those in Quaternary-Recent time.
-
Synonyms
- fluvial
Derived terms
- alluvial fan
- alluvially
- alluvial plain
Translations
pertaining to the soil deposited by a stream
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Noun
alluvial (countable and uncountable, plural alluvials)
- (countable) A deposition of sediment over a long period of time by a river; an alluvial layer.
- Alluvial soil; specifically, in Australia, gold-bearing alluvial soil.
Usage notes
- (deposition of sediment): The noun is normally used in the plural by engineers who recover valuable minerals from these layers.
Related terms
- alluvium
Translations
deposition of sediment — see alluvium
See also
- deltaic
French
Pronunciation
Audio (file)
Adjective
alluvial (feminine alluviale, masculine plural alluviaux, feminine plural alluviales)
- alluvial
Further reading
- “alluvial”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.
German
Pronunciation
Audio (file)
Adjective
alluvial (strong nominative masculine singular alluvialer, not comparable)
- alluvial
Declension
Positive forms of alluvial (uncomparable)
| number & gender | singular | plural | |||
|---|---|---|---|---|---|
| masculine | feminine | neuter | all genders | ||
| predicative | er ist alluvial | sie ist alluvial | es ist alluvial | sie sind alluvial | |
| strong declension (without article) | nominative | alluvialer | alluviale | alluviales | alluviale |
| genitive | alluvialen | alluvialer | alluvialen | alluvialer | |
| dative | alluvialem | alluvialer | alluvialem | alluvialen | |
| accusative | alluvialen | alluviale | alluviales | alluviale | |
| weak declension (with definite article) | nominative | der alluviale | die alluviale | das alluviale | die alluvialen |
| genitive | des alluvialen | der alluvialen | des alluvialen | der alluvialen | |
| dative | dem alluvialen | der alluvialen | dem alluvialen | den alluvialen | |
| accusative | den alluvialen | die alluviale | das alluviale | die alluvialen | |
| mixed declension (with indefinite article) | nominative | ein alluvialer | eine alluviale | ein alluviales | (keine) alluvialen |
| genitive | eines alluvialen | einer alluvialen | eines alluvialen | (keiner) alluvialen | |
| dative | einem alluvialen | einer alluvialen | einem alluvialen | (keinen) alluvialen | |
| accusative | einen alluvialen | eine alluviale | ein alluviales | (keine) alluvialen | |