Antonyms of adj nonnegative

1 sense of nonnegative

Sense 1
nonnegative -- (either positive or zero)

INDIRECT (VIA plus) -> minus -- (on the negative side or lower end of a scale; "minus 5 degrees"; "a grade of B minus")

Similarity of adj nonnegative

1 sense of nonnegative

Sense 1
nonnegative -- (either positive or zero)
       => plus (vs. minus) -- (on the positive side or higher end of a scale; "a plus value"; "temperature of plus 5 degrees"; "a grade of C plus")