navigable
adjective
[ ˈnavɪɡəb(ə)l ]
• (of a waterway or sea) able to be sailed on by ships or boats.
• "a navigable channel"
Similar:
passable,
negotiable,
traversable,
able to be sailed/travelled on,
crossable,
clear,
open,
free from obstruction,
unobstructed,
unblocked,
• (of a website) easy to move around in.
• "the use of white space can help make your mobile-optimized site clearer and more navigable"
Origin:
early 16th century: from French navigable or Latin navigabilis, from the verb navigare ‘to sail’ (see navigate).