fulminant (adj.)youdaoicibaDictYouDict[fulminant 词源字典]
c. 1600, "fulminating, thundering," from French fulminant or directly from Latin fulminantem (nominative fulminans), present participle of fulminare "to hurl lightning" (see fulminate). As a noun from 1808.[fulminant etymology, fulminant origin, 英语词源]