a tall fast-growing widely cultivated Australian myrtaceous tree, Eucalyptus globulus, having aromatic leaves containing a medicinal oil, bark that peels off in shreds, and hard timber. The juvenile leaves are bluish in colour
WordReference Random House Unabridged Dictionary of American English © 2025
blue′ gum′,
- eucalyptus.
- 1795–1805
Collins Concise English Dictionary © HarperCollins Publishers::
'blue gum' also found in these entries (note: many are not synonyms or translations):