ETYMOLOGY
from French negatoire or Latin negatorius negative; from negāt-, past participial stem of negare (to negate, to render invalid) + –orius (‑ory)
EXAMPLE
“… Only one thing grieved me by anticipation; the sorrow of my Berga, for whom, dear tired wayfarer, I on the morrow must overcloud her arrival, and her shortened market – spectacle, by my negatory intelligence. She would so gladly (and who can take it ill of a rich farmer’s daughter?) have made herself somebody in Neusattel, and overshone many a female dignitary! …”
From: Translations From The German
Schmelzle’s Journey to Flaetz
By Jean Paul Feiedrigh Richter
Translated by Thomas Carlyle, 1827
Lexicophilia 