trīˈvōlˌtēn, (ˈ) ̷ ̷| ̷ ̷_t ə n adjective
Etymology: probably from tri- + Italian volta turn (from — assumed — Vulgar Latin volvita, from volvitare, freq. of Latin volvere to roll) + English -ine — more at volt
: producing three broods a season — used especially of silkworms