friar's lantern: a pale light sometimes seen at night over marshy ground
phenomenon: any state or process known through the senses rather than by intuition or reasoning
liver: large and complicated reddish-brown glandular organ located in the upper right portion of the abdominal cavity; secretes bile and functions in metabolism of protein and carbohydrate and fat; synthesizes substances involved in the clotting of the blood; synthesizes vitamin A; detoxifies poisonous substances and breaks down worn-out erythrocytes