upriver
🇺🇸
/ˌʌpˈrɪvər/
🇬🇧
/ˌʌpˈrɪvə(r)/
adverb
R
Moving or going in the direction against the flow of a river.
We decided to hike upriver to find the source of the beautiful waterfall.
translation
Moving or going in the direction against the flow of a river.