Antonyms of adj opposable

1 sense of opposable

Sense 1
opposable (vs. unopposable), apposable -- (capable of being placed opposite to something; "the thumb is opposable to the forefinger")

unopposable (vs. opposable) -- (not opposable)

Similarity of adj opposable

1 sense of opposable

Sense 1
opposable (vs. unopposable), apposable -- (capable of being placed opposite to something; "the thumb is opposable to the forefinger")