Where does “vòng tránh thai” come from?

vòng tránh thai (Vietnamese) comes from Vietnamese Thái, from Middle Chinese 胎.

vòng tránh thai (Vietnamese): an intrauterine device

Definitions

  1. an intrauterine device

Ancestry of “vòng tránh thai”, step by step

vòng tránh thai traces back through 3 separate lines of ancestry.

via Vietnamese Thái

StepLanguageWordMeaning
1VietnameseTháiThai
2Middle Chinese胎—

via Vietnamese tranh

StepLanguageWordMeaning
1Vietnamesetranhpainting, picture; to compete, to fight for
2Chinese爭—

via Vietnamese vòng

StepLanguageWordMeaning
1Vietnamesevòngcircle; ring; object shaped like a circle, such...
2Proto-Mon-Khmerwiŋ—
Every word from Middle Chinese 胎 →Every word from Vietnamese Thái →