A piece of laboratory apparatus used to connect equipment having ground glass joints of different sizes

plural of add-on

An address on letters, etc., to a person or business that does not wish or is not able to receive post at a permanent or actual address.

(mathematics) The inverse with respect to addition; the opposite.

A mutual adaptation of species, organs or genes.

(computing) Any of several devices that allow connectivity from a PC or PDA to a wireless network.

A person with a chemical or psychological dependency on a drug, especially one which is illegal or improperly procured.

(computing) A plug-in.

plural of adaptive-control function

(transitive) To say goodbye to, to bid farewell.