Dictionary Definition:
abhí-vṛṣṭa mfn. rained upon RV. vii, 103, 4, &c
• covered with (instr.)
• (said of clouds) having rained MBh. vii, 8104
• also (am), n. impers. it has been raining VarBṛS. (cf. yathâbhivṛṣṭam.)