دَيْدَنٌ

(S, K) and ↓ دِيدَنٌ (TA on the authority of El-Khuwárezmee and El-Wáhidee) and ↓ دَيْدَانٌ (IJ, S, K) and ↓ ديدون [apparently دَيْدُونٌ] (TA) and ↓ دَيْدَدَانٌ (K) A custom, manner, habit, or wont. (S, K, TA.)