Del"e*ter*y (?), a. [LL. deleterius: cf. F. d'el'etere.]
Destructive; poisonous.
[Obs.] "
Deletery medicines."
Hudibras.
© Webster 1913.
Del"e*ter*y, n.
That which destroys.
[Obs.]
They [the Scriptures] are the only deletery of heresies.
Jer. Taylor.
© Webster 1913.