Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

fly ash

noun

Definition of fly ash

  1. :  fine solid particles of ashes, dust, and soot carried out from burning fuel (as coal or oil) by the draft



1931

First Known Use of fly ash

1931


Learn More about fly ash


Seen and Heard

What made you want to look up fly ash? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

deserving imitation because of excellence

Get Word of the Day daily email!