navigable channel

noun

1. A route of water that is deep and wide enough for boats or ships to travel through safely.

   B2

   countable

   • "The boats followed the navigable channel into the harbor."B1
   • "Engineers dredged the river to keep the navigable channel open for cargo ships."B2
   • "Seasonal sandbanks can shift, so pilots rely on updated charts to follow the navigable channel."C1