1. A new invention, product, or idea that has become outdated or no longer useful shortly after its introduction
The floppy disk drive is an obsolete innovation that few computers still support.
O drive de disquete é uma inovação obsoleta que poucos computadores ainda suportam.
2. An advancement in technology or methodology that has been superseded and is no longer in practical use
Film cameras are now considered an obsolete innovation in the age of digital photography.
As câmeras de filme agora são consideradas uma inovação obsoleta na era da fotografia digital.