Crossword clues for the word: AERATION The word AERATION has appeared as an answer to at least 10 crossword clues on different crossword puzzles. Crossword clues for AERATION Showing 1 to 10 of 10 results Clue(s) Aquarium bubbles Carbon dioxide treatment Exposure to air Exposure to oxygen Function of a faucet insert Lawn improvement process Purpose of a faucet attachment Soda-making process Treatment with carbon dioxide Ventilator's job