alantolactone

noun

alan·​to·​lac·​tone

ə-ˌlan-(ˌ)tō-ˈlak-ˌtōn

plural -s

: a white crystalline lactone C₁₅H₂₀O₂ obtained from elecampane root

Word History

Etymology

International Scientific Vocabulary alant + -o- + lactone; probably originally formed as German alantolakton

First Known Use

1892, in the meaning defined above

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