1. not put into effect or carried out; not executed or realized
Usage: computing; technical

Examples

• The software contains several unimplemented features that are planned for future releases.
• Many of the committee’s recommendations remain unimplemented due to budget constraints.
• The unimplemented security protocols left the system vulnerable to attacks.
• Developers marked the unimplemented functions with placeholder comments.
• The policy proposal has been approved but remains unimplemented.
• Several unimplemented ideas from the brainstorming session were saved for later consideration.