IPA: /ˈstɒp.bæŋk/
KK: /ˈstɑpˌbæŋk/
A structure built to prevent flooding by holding back water, often found along rivers or coastlines.
The farmers built a stopbank to protect their fields from rising river waters.
The word 'stopbank' is formed from 'stop' (from Old English 'stoppian', meaning to close or block) and 'bank' (from Old Norse 'bakki', meaning a bank or slope). A stopbank refers to an embankment built to prevent flooding by blocking water.
Think of 'closing off' ('stop') a 'bank' of water to remember that a stopbank is a barrier against flooding.
No commonly confused words.