غثر

مُغْثُورٌ ذ (S, M) and ↓ مِغْثَرٌ (Yaakoob, S, K) and ↓ مِغْثَارٌ (TA) [ A sort of manna; ] a thing [or substance ] which is exuded by the [ species of tree, or shrub, called ] رِمْث, (S, K,) and by the عُرْفُط, (S,) and the ثُمَام, and the عُشَر, (K,) resembling gum, and sweet, (S,) like honey: (S, K:) it is eaten; (TA;) and sometimes it flows upon the ground, like دِبْس: and it has an unpleasant smell: مُغْثُورٌ is a dial. var. of مُغْفُورٌ [q. v.]: (S, TA:) the pl. is مَغَاثِيرُ. (K.)