The Collaborative International Dictionary
Sejunction
Sejunction \Se*junc"tion\, n. [L. sejunctio. See Sejoin.]
The act of disjoining, or the state of being disjoined.
[Obs.]
--Bp. Pearson.
Wiktionary
sejunction
n. (context obsolete English) The act of disjoining, or the state of being disjoined.