Early 19th century; earliest use found in George Faber (1773–1854), Church of England clergyman and religious writer. From ancient Greek περιϕερής rounded, curved, spherical, globular, revolving + -ous.
Definition of peripherous in US English:
peripherous
adjectivepɪˈrɪf(ə)rəs
rare
Forming a periphery; peripheral.
Origin
Early 19th century; earliest use found in George Faber (1773–1854), Church of England clergyman and religious writer. From ancient Greek περιϕερής rounded, curved, spherical, globular, revolving + -ous.