verb ·Rare ·Advanced level

Definitions

Verb

1. 1
   to raise the level of a river bed by the deposition of sediment transitive
2. 2
   build up to a level by depositing sediment wordnet

Antonyms

All antonyms

degrade

Etymology

From ad- + grade.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.