sperm bank

:  semen

:  a male gamete

:  spermatozoon

:  a mound, pile, or ridge raised above the surrounding level: such as

:  a piled-up mass of cloud or fog

:  an undersea elevation rising especially from the continental shelf

:  to build a raised border of earth around :  to raise a bank (see ¹bank 2) about

:  to restrict the flow of air to (a fire) especially by piling ash around or over the burning embers

:  to build (a curve) with the roadbed or track inclined laterally upward from the inside edge

:  an establishment for the custody, loan, exchange, or issue of money, for the extension of credit, and for facilitating the transmission of funds

:  the table, counter, or place of business of a money changer

:  a person conducting a gambling house or game

:  to manage a bank

:  to deposit money or have an account in a bank (see ³bank 1a)

:  to deposit or store in a bank

:  a group or series of objects arranged together in a row or a tier : such as

:  a set of elevators

:  a row or tier of telephones