Receptacle/rɪˈseptəkl/ Definition 1 of 4Pro Tip 1/3Physical Objects Most commonly refers to containers for disposal or storage in everyday use. Place the recyclables in the blue receptacle. Pro Tip 2/3Variety of Sizes Receptacles can range from small, like a cup holder, to large, like a dumpster. She put her phone in the tiny receptacle by the bed. Pro Tip 3/3Containment Purpose Emphasizes the function of holding or containing something within a space. Find a secure receptacle for these confidential documents.