عرتنQ. 1 عَرْتَنَ He tanned a hide with [the plant, or tree, called] عَرْتُن or عَرْتَن &c. (TA.) عَرْتُنٌ, (S, K, * [in the K it is not clear whether this be thus or عَرَتُنٌ,]) and عَرْتَنٌ, (S, K,) and عَرَتَنٌ, [thus accord. to copies of the K,] with  تَحْرِيك, (K, TA,) and with kesr to the ت, (TA, [which may mean that it is عَرَتَنٌ and عَرَتِنٌ or only the latter, but what is meant in the K is evidently عَرَتَنٌ,]) originally ↓ عَرَنْتُنٌ, like قَرَنْفُلٌ, (Kh, S, K,) and ↓ عَرَنْتَنٌ, or both and ↓ عَرَنْتِنٌ, as also ↓ عَرَتُونٌ, (K,) A species of plant, (S,) or tree, (K,) rough, resembling the عَوْسَج [or boxthorn], except that it is bigger, full and luxuriant in the branch, and not having tall stems, (TA, [see also عِرْنَةٌ, of which the same is said,]) with  which, (S, K, TA,) it being [first] cooked, (TA,) one tans, (S, K, TA,) and the hide tanned therewith becomes red. (TA.) عَرَتُونٌ: see the next preceding paragraph.عَرَنْتَُنٌ: see the next preceding paragraph.مُعَرْتَنٌ A hide tanned with عَرْتُن or عَرْتَن &c. (S, K.)