Antonyms of adj interdependent

1 sense of interdependent

Sense 1
interdependent, mutualist, mutually beneficial -- (mutually dependent)

INDIRECT (VIA dependent) -> independent -- (free from external control and constraint; "an independent mind"; "a series of independent judgments"; "fiercely independent individualism")

Similarity of adj interdependent

1 sense of interdependent

Sense 1
interdependent, mutualist, mutually beneficial -- (mutually dependent)
       => dependent (vs. independent) -- (relying on or requiring a person or thing for support, supply, or what is needed; "dependent children"; "dependent on moisture")