Antonyms of adj replaceable

1 sense of replaceable

Sense 1
replaceable (vs. irreplaceable) -- (capable of being replaced)

irreplaceable (vs. replaceable), unreplaceable -- (impossible to replace; "irreplaceable antiques")

Similarity of adj replaceable

1 sense of replaceable

Sense 1
replaceable (vs. irreplaceable) -- (capable of being replaced)
       => exchangeable, interchangeable, similar, standardized, standardised -- (capable of replacing or changing places with something else; permitting mutual substitution without loss of function or suitability; "interchangeable electric outlets" "interchangeable parts")
          Also See-> expendable#1