| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
Anderson An·der·son (ān'dər-sən), Elizabeth. 1836-1917.
British physician. The first licensed British woman doctor (1865), she established medical courses for women at a dispensary in London.