Permo-Pennsylvanian
/ˌpəːməʊˌpɛns(ɪ)lˈveɪnɪən/Geology
noun
The late Pennsylvanian and early Permian systems or periods considered jointly.
- The equivalent in the United States of Permo-Carboniferous..
adjective
Of or relating to the Permo-Pennsylvanian.
Origin
Early 20th century; earliest use found in The Botanical Gazette. From Perm- + -o- + Pennsylvanian.
- red twig
- red-twigged
- red-twigged lime
- redub
- redubbing
- reducable
- reduce
- reduceable
- reduced circumstances
- reduced eye
- reduced iron
- reduceless
- reducement
- reducent
- reducer
- reduce someone to the ranks
- reducibility
- reducible
- reducing agent
- reducing belt
- reducing furnace
- reducing gear
- reducing machine
- reducing press
- reducing sugar