Definitions

1. adverb

used to indicate that something is open to argument or debate

“The new policy, arguably one of the most significant of the year, has both supporters and critics.”

2. adverb

used to suggest that something is uncertain or not clearly proven

“It’s arguably true that the weather has been getting worse over the past few years.”

3. noun

an argument or debate

“The arguably of the two sides in the debate was intense.”