'Seagoing' definitions:

Definition of 'seagoing'

From: WordNet
adjective
Used on the high seas; "seafaring vessels" [syn: oceangoing, seafaring, seagoing]

Definition of 'Seagoing'

From: GCIDE
  • Seagoing \Sea"go`ing\, a. Going upon the sea; especially, sailing upon the deep sea; -- used in distinction from coasting or river, as applied to vessels. [1913 Webster]