Definitions for honshuˈhɒn ʃu
Random House Webster's College Dictionary
an island in central Japan: chief island of the country. 88,851 sq. mi. (230,124 sq. km).
Category: Geography (places)
the central and largest of the four main islands of Japan; between the Sea of Japan and the Pacific Ocean; regarded as the Japanese mainland
The main island of the Japanese Archipelago.