| 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 fool or simpleton; ninny. |
feijoa
(species Feijoa sellowiana), small tree of the family Myrtaceae, related to the guava and often called pineapple guava. It is native to southern Brazil, Paraguay, Uruguay, and parts of Argentina and is cultivated in mild, dry climates for its fruit. The feijoa was introduced into southern Europe in 1890 and into California about 1900.
Learn more about feijoa with a free trial on Britannica.com.