lim·​o·​nene ˈli-mə-ˌnēn How to pronounce limonene (audio)
: a widely distributed terpene hydrocarbon C10H16 that occurs in essential oils (as of oranges or lemons) and has a lemon odor

Example Sentences

Recent Examples on the Web According to Ball Family Farms, the product was exclusively pheno-hunted to incorporate terpenes limonene and caryophyllene, which are associated with calm and relaxation. Essence, 9 Sep. 2022 The Avenger Organics Weed Killer Concentrate formula is made with d-limonene (citrus oil), which strips away the weed's waxy cuticle and causes dehydration. Renee Freemon Mulvihill, Better Homes & Gardens, 28 July 2022 The beer also contains terpenes commonly found in cannabis including limonene and linalool, which have been shown to inhibit inflammation and reduce anxiety, promoting a chill mindset. A.j. Herrington, Forbes, 8 June 2022 Calm CBD Oil’s addition of limonene, nerolidol, and myrcene terpenes enhances the overall experience. The Salt Lake Tribune, 18 May 2022 The name of a strain — like Lemon Skunk and Super Lemon Haze, for example — usually tells whether a flower has high limonene counts. Igor Dunaevsky, Rolling Stone, 10 Dec. 2021 My formula is 1 gallon of 8% to 10% (100 grain) white vinegar, 1 ounce of orange oil (D-limonene), and 1 teaspoon of liquid soap or other surfactant. Howard Garrett, Dallas News, 8 Sep. 2020 Some common terpenes: myrcene (herbal, also found in lemongrass, hops, eucalyptus), limonene (also found in citrus peel), linalool (a terpene found in lavender and mint plants) and pinene (familiar from the scent of pine needles). Samantha Davenport, Anchorage Daily News, 28 May 2020 This particular batch contained limonene, a compound extracted from the skins of citrus fruit. Peter Rowe,, 23 Oct. 2019 See More

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

Word History


International Scientific Vocabulary, from French limon lemon, from Middle French

First Known Use

1845, in the meaning defined above

Time Traveler
The first known use of limonene was in 1845

Dictionary Entries Near limonene

Cite this Entry

“Limonene.” Dictionary, Merriam-Webster, Accessed 27 Nov. 2022.

Medical Definition



lim·​o·​nene ˈlim-ə-ˌnēn How to pronounce limonene (audio)
: a liquid terpene hydrocarbon C10H16 that has an odor like a lemon, exists in dextrorotatory, levorotatory, and racemic forms, and occurs in many essential oils compare dipentene

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