Entry 1 sense Webster, 1913 Respirable /(r?*sp?r"?*b'l [or] r?s"p?*r?*b'l)/ · Re·spir·a·ble · IPA /ˈɹɛspəɹəb(ə)l/ 01 a. Suitable for being breathed; adapted for respiration. 1. Suitable for being breathed; adapted for respiration.