| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
spherical spher·i·cal (sfēr'ĭ-kəl, sfěr'-)
adj.
Having the shape of or approximating a sphere; globular.