Origin of blue gum
First recorded in 1795–1805
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for blue gum
Upon these low grounds the blue-gum trees were of lofty growth, but on the upper levels box prevailed.
The timber on it was chiefly of the blue-gum kind, and the ground was covered with shells.
From the plain we entered a wood of blue-gum, in which reeds, grass, and brush formed a thick coppice.
The great marsh bore south of us, and was clear and open, but behind us the blue-gum trees formed a thick wood above the weeds.
There was a blue-gum flat to the eastward of it, which we crossed, and then entered a brush of acacia pendula and box.
- 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
- any of several other eucalyptus trees
See also red gum (def. 1)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012