IPA: /ˈdʌmˌsaɪt/
KK: /ˈdʌmˌsaɪt/
A place where waste materials, especially garbage, are disposed of.
The city is planning to close the old dumpsite and open a new one.
Dumpsite → It is formed from "dump" (originating from Middle English "dumpen", meaning to throw down or drop) and "site" (from Old French "site", meaning location or place). The word "dumpsite" refers to a location where waste is thrown down or deposited.
Think of a place where things are 'thrown down' ('dump') — that's what a dumpsite is, a location for waste.