pAtAlaM [ patatyasminnaDarmeRa pat-AlaY ; cf. Uṇ. 1. 114 ] 1 The last of the seven regions or worlds under the earth, said to be peopled by Nāgas; the seven regions are: — atala . vitala , sutala, rasAtala, talAtala, mahAtala , and pAtAla . 2 The lower regions or world in general; R. 15. 84 ; 1. 80. 3 An excavation, a hole. 4 Submarine fire. 5 (In astrol. ) The fourth house or sign from that in which the sun is present. — laH 1 A kind of instrument for distillation or the calcination and sublimation of metals. 2 N. of Jupiter's year (of 361 days). Comp. — gaMgA the Ganges of the lower world. — okas m. , — nilayaH , — nivAsaH, -vAsni m. 1 a demon. 2 a Nāga or a serpent-demon.