Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun penobscot_river
1 sense of penobscot river
Sense 1
Penobscot, Penobscot River -- (a river in central Maine flowing into Penobscot Bay)
INSTANCE OF=> river -- (a large natural stream of water (larger than a creek); "the river was navigable for 50 miles")