اولج
1.
, (S, K,) verbal noun إِيلَاجٌ; (Msb;) and
إِتَّلَجَ, as in the CK and in several MS. copies of the K) or أَتْلَجَ, (as in the L, and all the copies of the K consulted by SM, in this article, and in article تلج,) in which ت is substituted for و, and this is the correct reading; (TA;) He, or it, caused to enter; introduced; inserted. (S, K.)
2.
The expression in the Qur'an. [xxii. 60; and other chapters,] يُولِجُ اللَّيلَ فِى النَّهَارِ وَيُولِجُ
النَّهَارَ فِى اللَّيْلِ signifies He maketh the night, by increasing it, to enter into, [or encroach upon,] the day, and maketh the day, in like manner, to enter into, [or encroach upon,] the night: (Jel:) or He increaseth the night with a part of the day, by taking from the latter and adding to the former, and in like manner increaseth the day with a part of the night. (S.)
3.
[اولج is often used for اولج ذكره; and hence as meaning Inivit.]