AGGRADATION


Meaning of AGGRADATION in English

ˌagrəˈdāshən noun

( -s )

Etymology: aggrade + -ation

: a modification of or the process of modifying the earth's surface in the direction of uniformity of grade or slope by deposition (as of detrital material in a river bed) — compare degradation

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.