ضِيءْنِىٌّ

is an extr., distorted, rel. n. [from ضَأْنٌ]. (M.) You say مِعْزًى ضِيءْنِيَّةٌ Goats that keep to the ضَأْن [or sheep]. (M.) And سِقَاءٌ ضِيءْنِىٌّ A wide, (M,) or large, (K,) skin, of the hide of a sheep, (M, K,) in which [milk such as is termed] رَايءِب is churned. (K.)