The Collaborative International Dictionary
Preominate
Preominate \Pre*om"i*nate\, v. t.
To ominate beforehand; to portend. [Obs.]
--Sir T. Browne.
Wiktionary
preominate
vb. 1 (context obsolete rare English) To feel foreboding about; to prophesy. 2 (context obsolete rare English) To be a portent or omen of.