microsomal ethanol-oxidizing system


mi·cro·so·mal eth·a·nol-ox·i·diz·ing sys·tem

(MEOS) (mī'krō-sō'măl eth'ă-nol-oks'i-dīz-ing sis'tĕm) A hepatic enzyme system that metabolizes alcohol, drugs, and other foreign substances in the blood.