| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
rheumatologist rheu·ma·tol·o·gist (rū-mā- tol'ō-jist)
n.
a specialist in the diagnosis and treatment of rheumatic conditions