Definitions

1. verb

to spoil or ruin something, especially a liquid, by introducing air into it

“The opening of the bottle had stroiled the wine, making it go bad.”

2. verb

to cause something to become contaminated or spoiled, especially by introducing air into it

“The exposure to air had stroiled the food, making it inedible.”

3. noun

a substance that has been spoiled or contaminated

“The stroil in the bottle had to be discarded.”