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.
- microwave background
- microwave background radiation
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- microwear
- micro-weld
- microwelding
- microwell
- microwell plate
- microwire
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- microxea
- microzoan
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- microzooplankton
- micro–macro
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- mid
- mid-
- mid-afternoon
- mid-age