quadruplex

[ kwod-roo-pleks, kwo-droo-pleks ]

adjective

1. fourfold; quadruple.
2. noting or pertaining to a system of telegraphy by which four messages may be transmitted simultaneously over one wire or communications channel.

quadruplex

/ ˈkwɒdrʊˌplɛks; ˌkwɒdrʊˈplɪsɪtɪ; kwɒˈdruːplɛks /

adjective

1. consisting of four parts; fourfold
2. denoting a type of television video tape recorder having four transversely rotating heads

Derived Forms

• quadruplicity, noun

Word History and Origins

Origin of quadruplex¹

From Latin, dating back to 1870–75; quadru-, -plex

Word History and Origins

Origin of quadruplex¹

C19: from Latin, from quadru- (see quadri- ) + -plex -fold

Example Sentences

At this juncture other schemes were fermenting in his brain; but the quadruplex engrossed him.

From Project Gutenberg

The quadruplex has not as a rule the same working efficiency that four separate wires have.

From Project Gutenberg

I had paid for all the experiments on the quadruplex and exhausted the money, and I was again in straits.

From Project Gutenberg

For his quadruplex system, Mr. Edison utilized this fact in the construction of a rheostat or resistance box.

From Project Gutenberg

Among them was one which was issued some years afterward as Patent No. 480,567, covering his well-known quadruplex.

From Project Gutenberg