blue gum

noun

Definition of blue gum

: any of several Australian trees (genus Eucalyptus) that yield valuable timber

Illustration of blue gum

Illustration of blue gum

Examples of blue gum in a Sentence

Recent Examples on the Web

In a 2014 study by University of California psychologists, students looked up at a grove of 200-feet-tall Tasmanian blue gum eucalyptus trees on Berkeley’s campus for one minute. Ailsa Ross, Longreads, "Mountains, Transcending," 9 Aug. 2019 South Africa has long pioneered the restoration of watersheds by removing invasive species like blue gum, wattles, and the vine kudzu, and increasing water flows in rivers. Peter Gleick, Fortune, "Commentary: Cape Town Is Running out of Water. Could More Cities Be Next?," 7 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'blue gum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of blue gum

1802, in the meaning defined above

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Last Updated

15 Aug 2019

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The first known use of blue gum was in 1802

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