undistinguishable

== English == === Etymology === From un- + distinguishable. === Pronunciation === (UK) IPA(key): /ˌʌndɪˈstɪŋɡwɪʃəb(ə)l/ === Adjective === undistinguishable (comparative more undistinguishable, superlative most undistinguishable) Imperceptible; indistinct. Indistinguishable. ==== Derived terms ====