Definition, Meaning & Synonyms

base-level

noun

/beɪs ˈlɛvəl/

Definition

The lowest level to which a stream can erode or the lowest point of a geographic feature.

Examples

The base-level of the river is crucial for understanding its landscape.
Geologists study base-level changes to predict erosion patterns.
The city is situated at a base-level altitude, making it vulnerable to flooding.

Meaning

In geology, ‘base-level’ refers to the lowest point to which a river can flow and erode its bed. It is also used in other contexts to denote a foundational or fundamental level.