ˈ ̷ ̷ ̷ ̷gəbəl adjective
Etymology: Middle French or Latin; Middle French navigable, from Latin navigabilis, from navigare to navigate + -abilis -able
1. : capable of being navigated : deep enough and wide enough to afford passage to ships
a navigable river
canals navigable at a length of about 2,700 miles and floatable at a length of about 26,500 miles — Statesman's Year Book
2. : capable of being navigated or steered
a navigable balloon
• nav·i·ga·ble·ness noun -es