Antonyms of adj expressible

1 sense of expressible

Sense 1
expressible (vs. inexpressible) -- (capable of being expressed; "an expressible emotion")

inexpressible (vs. expressible), unexpressible -- (defying expression)
        => indefinable, indescribable, ineffable, unspeakable, untellable, unutterable -- (defying expression or description; "indefinable yearnings"; "indescribable beauty"; "ineffable ecstasy"; "inexpressible anguish"; "unspeakable happiness"; "unutterable contempt"; "a thing of untellable splendor")

Similarity of adj expressible

1 sense of expressible

Sense 1
expressible (vs. inexpressible) -- (capable of being expressed; "an expressible emotion")
       => describable -- (capable of being described)
       => representable -- (expressible in symbolic form; "uniquely representable in the form...")
       => speakable, utterable -- (capable of being uttered in words or sentences)