Spatter
131spiracle — [ volcanic ] A small tubular opening or chimney formed by fluid lava congealing and mounding around a fumarolic vent in a basaltic lava flow, usually about 1 m in diameter and up to 5 m high, although in the northwestern USA where spiracles …
132be- — prefix with a wide range of meaning: thoroughly, completely; to make, cause seem; to provide with; at, on, to, for, from O.E. be on all sides (also used to make transitive verbs and as a privative or intensive prefix), from weak form of O.E. bi… …
