Erosional

Origin

From erosion + -al.

Full definition of erosional

Adjective

1. Pertaining to erosion.
• 2004, Richard Fortey, The Earth, Folio Society 2011, p. 58:When the island finally reaches close to sea-level there will no longer be sufficient elevation to produce the rainfall that drives the erosional machine.

Derived terms

• erosional unconformity