quadruped

adj : having four feet [syn: {quadrupedal}, {four-footed}] [ant: {bipedal},

{bipedal}]

n : an animal esp. a mammal having four limbs specialized for

walking

quadruplex

A kind of telegraphy system developed by

Thomas A. Edison in the 1870s combining {diplex} and {duplex}

communications to support simultaneous transmission of two

messages in each direction.

(2000-04-02)