Definitions

1. adjective

extremely rare or nonexistent; extremely small in amount or degree

“The company’s profits were nullisome, and they barely stayed afloat.”

2. noun

something that is nullisome; an extremely rare or nonexistent thing

“The nullisome species of plant was discovered in a remote region of the forest.”

3. adverb

to a very small or negligible degree

“The effect of the new policy was nullisomely small, and it didn’t make a noticeable difference.”