bergapten
noun
ber·gap·ten
bər-ˈgap-tən
variants or bergaptene
bər-ˈgap-ˌtēn
plural -s
: a crystalline lactone C12H8O4 that separates from crude bergamot oil on standing
called also bergamot camphor
Word History
Etymology
International Scientific Vocabulary bergamot + -pten -ptene (as in eleoptene)