زمن

مُزْمِنٌ ذ Of long continuance; of long standing; over which a long time has past. (TA.) [You say مَاآءٌ مُزْمِنٌ Stale water. ] And سُعَالٌ مُزْمِنٌ [ Chronic cough ]. (K voce مَصْطَكَا.)