Definify.com

Webster 1913 Edition

Quadruplex

Quad′ru-plex

,
Adj.
[L., from
quattuor
four +
plicare
to fold.]
Fourfold; folded or doubled twice.
Quadruplex system
(Electric Telegraph)
,
a system by which four messages, two in each direction, may be sent simultaneously over the wire.

Similar Results