He made him to know, or have knowledge of, it; acquainted him with it. (S, M, Msb, K.) The reading وَلَا أَدْرَأَكُمْ بِهِ, with ء, [in the Qur'an, 10:17,] is incorrect: the proper reading is without ء. (S, M.)
2.
-A2- ادرى دَرِيَّةً, and ↓تدرّى, (M, TA,) He took for himself, or prepared, aدريّة. (TA.) [See also تَدَرَّأَ.]