ظلم

مُظْلِمٌ ذ [ Becoming dark, &c.: see its verb, 4]. ― -b2- [Hence,] شَعَرٌ مُظْلِمٌ (tropical:) Hair intensely black. (M, K, TA.) And نَبْتٌ مُظْلِمٌ (tropical:) A plant intensely green, inclining to blackness by reason of its [ deep ] greenness. (M, K, TA.) And يَوْمٌ مُظْلِمٌ (tropical:) A day of much evil: (K, TA:) or a very evil day: and a day in which one finds hardship, or difficulty. (M.) And أَمْرٌ مُظْلِمٌ (tropical:) An affair such that one knows not how to enter upon it; (AZ, M, K;) and so ↓ أَمْرٌ مِظْلَامٌ: (K:) [or,] accord. to Lh, one says ↓ يَوْمٌ مِظْلَامٌ, meaning (assumed tropical:) a day such that one knows not how to enter upon it. (M.)