Vinaigrous

Origin

From en("vinegar") + -vinaigre + ous.

Oxford English Dictionary|pos=a|volume=X|part=2|page=210|column=1

Full definition of vinaigrous

Adjective

1. (archaic) vinegary
• Carlyle French Revolution|volume=I|book=VII|chapter=Lafayette|page=275|text=The fair Palace Dames publicly declare that this Lafayette, detestable though he be, is their saviour for once. Even the ancient vinaigrous Tantes admit it; ...