Definition of substantific in US English:

substantific

adjective

  • That produces substance; that substantifies.

Origin

Mid 17th century; earliest use found in Thomas Johnson (d. 1644), apothecary and soldier. From (i) Middle French, French † substantifique essential, vital.

Pronunciation

substantific

/ˌsʌbst(ə)nˈtɪfɪk/