Origin: Latin suffix -tion
Dilution has 3 different meanings across 1 category:
a diluted solution
"The laboratory assistant carefully prepared the dilution by mixing five parts acid with ninety-five parts water."
weakening (reducing the concentration) by the addition of water or a thinner
"After adding too much water to restore the paint's original color, I noticed that the subsequent layers required extra time to dry due to the initial dilution."
The process of making something dilute.
"Adding too much water to the paint caused a noticeable dilution that ruined its coverage."