1. 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; [syn: Honshu, Hondo]
WordNet (r) 3.0 (2006):
Hondo
n 1: 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 [syn: Honshu, Hondo]