3 words in this vocabulary list
noun a device or container for keeping things cool, especially a refrigerator or an insulated box
adjective comparative form of the adjective 'cool', meaning having a lower temperature or being more refreshing
noun A circuit in which the interconnecting conductors and some of the circuit components have been printed, etched, or screened onto a dielectric material.
noun a rod or pin serving as an axis that revolves or on which something revolves