Nota: A tradução desta entrada está atualmente em revisão de qualidade, portanto parte do conteúdo é exibida temporariamente apenas em inglês.
Este verbete ainda não foi traduzido para o seu idioma, portanto o original é exibido abaixo.
detrital
This term is primarily used in specialized scientific registers, specifically within geology, oceanography, and ecology. It describes material that has been broken down from a larger source through physical or chemical weathering, emphasizing the fragmented nature of the substance rather than its original form.
In a biological context, it refers to the organic debris that forms the base of the detrital food web, where decomposers break down dead matter. In a geological context, it distinguishes sedimentary rocks formed from fragments of other rocks from those formed by chemical precipitation.
Meanings
Examples
The riverbed is composed primarily of detrital sediment.
Look at these detrital grains under the microscope.
Look at these detrital grains under the microscope.
The ocean floor is covered in a thick layer of detrital organic matter.
I wonder if this detrital deposit indicates an ancient river system.
Detrital rocks are formed from the accumulation of weathered fragments.
Detrital rocks are formed from the accumulation of weathered fragments.
Many deep sea organisms rely on detrital food sources falling from above.
The geologist pointed to the detrital layer in the cliff face.
Is this sample purely detrital or is there some chemical precipitation here?