tri·​chome ˈtri-ˌkōm How to pronounce trichome (audio)
: a filamentous outgrowth
especially : an epidermal hair structure on a plant

Examples of trichome in a Sentence

Recent Examples on the Web Dabs are a concentrated form of cannabis extract containing only the resin (sap) from trichomes and no plant material, according to the Alcohol and Drug Foundation. Jalen Williams, Detroit Free Press, 9 July 2024 Its appearance is also a sight to behold, and its fat nugs are coated in an eye-pleasing mix of Purple, Maroon, and Velvet trichomes. Anna Miller, Sacramento Bee, 26 Apr. 2024 Images of frosty trichomes and top shelf buds populated the screen. Wesley Parnell, Rolling Stone, 22 Mar. 2024 Interestingly – Lind explains – triploid plants feature trichomes with taller stalks and denser clusters, although the mechanism behind this remains unknown. Dario Sabaghi, Forbes, 15 Feb. 2024 These trichomes are responsible for producing cannabinoids like THC and CBD. Amber Smith, Discover Magazine, 26 Aug. 2023 Give them a weekly soaking, always in the morning and never at night because that’s when the plant opens up its pores, or trichomes, to allow moisture to enter. Jennifer Dixon, Detroit Free Press, 1 Sep. 2023 Those are its trichomes, scalelike structures that absorb water. Jennifer Dixon, Detroit Free Press, 1 Sep. 2023 These trichomes contain valuable compounds like THC (tetrahydrocannabinol) and CBD (cannabidiol). Amber Smith, Discover Magazine, 26 Aug. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'trichome.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


German Trichom, from Greek trichōma growth of hair, from trichoun to cover with hair, from trich-, thrix hair

First Known Use

1875, in the meaning defined above

Time Traveler
The first known use of trichome was in 1875

Dictionary Entries Near trichome

Cite this Entry

“Trichome.” Dictionary, Merriam-Webster, Accessed 20 Jul. 2024.

Medical Definition


: a strand or chain of cells (as in a filamentous colony of bacteria or algae)

More from Merriam-Webster on trichome

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