BT Šab 30a(10) :בוצינא דנורא‏ : a burning lamp [lit. a lamp of fire]
See the entire entry for būṣīn, būṣīnā n.m. lamp

BT Šab 30a(10) :מהו לכבויי בוצינא דנורא מן קדם באישא בשבתא‏ : is it permitted to extinguish a burning lamp in the presence of a sick person on the Sabbath?
See the entire entry for men qŭḏām prep./conj from before, in front of