inirritable

== English == === Etymology === From in- +‎ irritable. === Adjective === inirritable (comparative more inirritable, superlative most inirritable) (biology, archaic) Incapable of being stimulated into action, as a muscle. ==== Related terms ==== inirritability === References === “inirritable”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.