res·er·voir 
/ˈrɛzəˌvwɑɚ/ noun
plural res·er·voirs /ˈrɛzəˌvwɑɚ/ noun [count] 1 : a usually artificial lake that is used to store a large supply of water for use in people's homes, in businesses, etc. 2 : a place (such as a part of a machine) where a liquid is stored
▪ The pen has a large ink reservoir. ▪ the engine's oil reservoir 3 : an extra supply of something
▪ Colleges and universities provide reservoirs of talent for job recruiters. ▪ She found the reservoirs of energy she needed to finish the job.
▪ The pen has a large ink reservoir. ▪ the engine's oil reservoir
▪ Colleges and universities provide reservoirs of talent for job recruiters. ▪ She found the reservoirs of energy she needed to finish the job.
