ripener
/ˈraɪpənər/
noun
- A substance or agent that causes fruit or other produce to become ripe.
- Ethylene gas is a common ripener for bananas in commercial shipping.
- The farmer used a natural ripener to speed up the harvest of the tomatoes.
- Some people place an apple in a bag with unripe avocados as a homemade ripener.
Synonyms