(archaic) saltpetre

A surname transferred from the given name. / An English barony. / (rare) A male given name from Ancient Greek, mostly transferred back from the surname.

(obsolete) petroleum

(obsolete) petroleum

Any of various species of black, grey, or white seabirds in the order Procellariiformes.

Wilson's storm petrel.

A small seabird of the storm petrel family Hydrobatidae, breeding on the Antarctic coastlines and nearby islands such as the South Shetland Islands.

A small, pure white fulmarine petrel with black underdown, coal-black eyes, small black bill and bluish gray feet.

Any of several small seabirds, of the families Hydrobatidae (northern storm petrels) or Oceanitidae (southern storm petrels or Austral storm petrels), having dark plumage and a white rump.

Alternative spelling of storm petrel