tank used for collecting and storing a liquid (as water or oil)
lake used to store water for community use
anything (a person or animal or plant or substance) in which an infectious agent normally lives and multiplies; "an infectious agent depends on a reservoir for its survival"
a large or extra supply of something; "a reservoir of talent"
the entire range of skills or aptitudes or devices used in a particular field or occupation; "the repertory of the supposed feats of mesmerism"; "has a large repertory of dialects and characters"
the role of the head of a government department; "he holds the portfolio for foreign affairs"
a large, flat, thin case for carrying loose papers or drawings or maps; usually leather; "he remembered her because she was carrying a large portfolio"
a list of the financial assets held by an individual or a bank or other financial institution; "they were disappointed by the poor returns on their stock portfolio"
a set of pieces of creative work collected to be shown to potential customers or employers; "the artist had put together a portfolio of his work"; "every actor has a portfolio of photographs"
call attention to; "Please don't advertise the fact that he has AIDS"
make publicity for; try to sell (a product); "The salesman is aggressively pushing the new computer model"; "The company is heavily advertizing their new laptops"