|an angle whose vertex is at the centre of a circle|
|a scrap or morsel of food left at a meal.|
|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|central angle (sěn'trəl) Pronunciation Key
An angle formed by two rays from the center of a circle, with the center forming the vertex.