[ ˌju:kə'lɪptəs ]
(also eucalypt )
■ noun ( plural ~es or eucalypti -tʌɪ ) a fast-growing evergreen Australasian tree valued for its wood, oil, gum, and resin. [Genus Eucalyptus : numerous species.]
↘the oil from ~ leaves, used for its medicinal properties.
Origin
mod. L., from Gk eu 'well' + kaluptos 'covered', because the unopened flower is protected by a cap.