dinosaurs are obsolete.
Obsolete is an adjective.
Card readers are obsolete.
Vinyl records are virtually obsolete.
Todays technology will be obsolete in a few years time.
The dictionary of 2001 was so OBSOLETE that the library was forced to take it off the shelves.
Inkwells are now obsolete since the ballpoint pen came into widespread use.
The technology is now considered obsolete, as newer models have replaced it in the market.
Obsolete means no longer valid or relevant, or out of date. Ex: Now that the new operating system is out, the old Windows XP seems so obsolete. The dictionary of 2001 was so obsolete that the library was forced to take it off the shelves.
With the invention of the computer, typewriters were made obsolete.
You can use obsolete to describe anything that is no longer used in a particular way.Examples:Using an actual dictionary is becoming obsolete with the use of spell checkers and online dictionaries.Video cassette recorders have become obsolete with the rise of DVD players and digital video recorders.
"World War II fighter planes were some of the finest fighters ever developed, but are completely obsolete in today's world of Mach 2 jets".