ثمن

ثُمُنٌ ثمن ثمنن (S, M, Mgh, Msb, K) and ↓ ثُمْنٌ (M, Msb, K) An eighth; an eighth part or portion; as also ↓ ثَمِينٌ; (S, M, * Mgh, Msb, K;) agreeably with a general rule applying to fractions, accord. to some; (M, K;) but ثَلِيثٌ was ignored by AZ (T and S in art. ثلث) and by others, (TA,) and so was خَمِيسٌ: (S in art. ثلث:) pl. أَثْمَانٌ. (M, K.)