follow Dictionary.com

11 Trending Words of 2014

progradation

[proh-grey-dey-shuh n] /ˌproʊ greɪˈdeɪ ʃən/
noun, Geology
1.
seaward growth of a beach, delta, fan, etc., by progressive deposition of sediment by rivers or shoreline processes.
Origin
1905-1910
1905-10; prograde (pro-1 + (retro)grade) + -ation
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source

Word of the Day

Difficulty index for progradation

Few English speakers likely know this word

Word Value for pro

5
6
Scrabble Words With Friends

Nearby words for pro gradation