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reservoir

1 ENTRIES FOUND:
reservoir /ˈrɛzəˌvwɑɚ/ noun
plural reservoirs
reservoir
/ˈrɛzəˌvwɑɚ/
noun
plural reservoirs
Britannica Dictionary definition of RESERVOIR
[count]
: a usually artificial lake that is used to store a large supply of water for use in people's homes, in businesses, etc.
: a place (such as a part of a machine) where a liquid is stored
: an extra supply of something