Norwegian Bokmål edit

Etymology edit

From av +‎ renne +‎ -ing.

Noun edit

avrenning f or m (definite singular avrenninga or avrenningen, indefinite plural avrenninger, definite plural avrenningene)

  1. (hydrology) run-off (of water, chemicals)

Norwegian Nynorsk edit

Etymology edit

From av +‎ renne +‎ -ing.

Noun edit

avrenning f (definite singular avrenninga, indefinite plural avrenningar, definite plural avrenningane)

  1. (hydrology) run-off (of water, chemicals)