Dictionary and Thesaurus

Definition of Upper Carboniferous Period

• (noun) from 310 million to 280 million years ago; warm climate; swampy land

Synonyms of Upper Carboniferous Period

• Pennsylvanian
• Pennsylvanian Period
• Upper Carboniferous
• Upper Carboniferous Period

Antonyms of Upper Carboniferous Period

Homophones of Upper Carboniferous Period