tan oak

noun

: a U.S. Pacific coast evergreen tree (Lithocarpus densiflora) of the beech family that has erect staminate catkins and furrowed brown bark rich in tannins

Examples of tan oak in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Still, the forest is mostly green again, after vast stands of Douglas fir and tan oak were reduced to charred trunks and ash. Kurtis Alexander, San Francisco Chronicle, 19 Feb. 2026 Two common trees at the park, Douglas fir and tan oak, don’t survive fire well and are likely dead, according to the Sempervirens Fund. Francine Kiefer, The Christian Science Monitor, 28 Aug. 2020 Researchers estimate that 50 million tan oak trees have died from the disease. Peter Fimrite, SFChronicle.com, 7 Nov. 2019

Word History

First Known Use

circa 1925, in the meaning defined above

Time Traveler
The first known use of tan oak was circa 1925

Browse Nearby Words

Cite this Entry

“Tan oak.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tan%20oak. Accessed 6 Jul. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster