bivoltine

adjective bi·vol·tine \ bīˈvōlˌtēn \

variants: or less commonly bivoltin \-ᵊn\

Definition of bivoltine

1 : producing two broods in a season —used especially of silkworms

2 of insects : having two generations a year, a summer generation without diapause and a winter generation with diapause

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bivoltinism

\-ᵊnˌizəm\ noun, plural -s

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Origin and Etymology of bivoltine

French bivoltin, from bi- ¹bi- + Italian volta time, instance (from—assumed—Vulgar Latin volvita, from Latin volvere to turn) + French -in -ine