|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|a chattering or flighty, light-headed person.|
|Boyle (boil) Pronunciation Key
English physicist and chemist who is regarded as a founder of modern chemistry. Boyle rejected the traditional theory that all matter was composed of four elements and defined an element as a substance that cannot be reduced to other, simpler substances or produced by combining simpler substances. Boyle also conducted important physics experiments with Robert Hooke that led to the development of Boyle's law.