cumulatively
/ˈkjuːmjələtɪvli/
adverb
- In a way that increases or builds up over time by adding one part to another.
- Cumulatively, the team's efforts resulted in a major breakthrough in the research.
- The small savings added up cumulatively over the years, allowing them to buy a house.
- The effects of pollution are felt cumulatively, harming the environment little by little.
Antonyms