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1. Oxford American Dictionary

   Helmont, Jan Baptista van

   • IPA[ˈhelmänt]

   美式

   • ph.
     (1577–1644), Belgian chemist and physician. He made early studies on the conservation of matter, was the first to distinguish gases, and coined the word gas.
2. • 更多解釋

   Helmont, Jan Baptista van

   • IPA[ˈhɛlmɒnt]

   英式

   • ph.
     (1577–1644), Belgian chemist and physician. He made early studies on the conservation of ...

   Oxford Dictionary