Definify.com
Webster 1913 Edition
Ductor
Duc′tor
,Noun.
[L., fr.
ducere
to lead.] 1.
One who leads.
[Obs.]
Sir T. Browne.
2.
(Mach.)
A contrivance for removing superfluous ink or coloring matter from a roller. See
Doctor
, 4. Knight.
Ductor roller
(Printing)
, the roller which conveys or supplies ink to another roller.
Knight.