reservoirs is a form of:

Reservoir



noun
1.
(A place where anything is collected and stored; a receptacle, tank; part of a machine or any apparatus that holds liquiq; a supply or store kof facts, knowledge, etc) ឃ្លាំងដាក់របស់បម្រុង (អាងទឹក), ប្រដាប់ដាក់វត្ថុរាវ, អាងរឺធុងសម្រាប់ដាក់វត្ថុរាវ, អាងរឺធុងសម្រាប់ដាក់វត្ថុរាវ, ផលដ្ឋាន
Example: Chiang Mai city had several reservoirs supplying its water, air reservoir, an ink reservoir in a fountain pen.lake reservior ជលដ្ឋាន, tank reservoir អាង, ធុង
ENGLISH MEANING
noun
1.
A place where anything is kept in store; especially, a place where water is collected and kept for use when wanted, as to supply a fountain, a canal, or a city by means of aqueducts, or to drive a mill wheel, or the like.
2.
A small intercellular space, often containing resin, essential oil, or some other secreted matter.