1. the quality or state of being elective; the capacity or tendency to select or choose
Usage: formal; often used in academic or technical contexts
2. in chemistry and biology, the property of a substance or organism to react with or bind to specific other substances preferentially
Usage: technical; scientific

Examples

• The electiveness of the new curriculum allows students to choose courses that match their interests.
• The drug's electiveness for certain cancer cells makes it a promising treatment option.
• Voters appreciated the electiveness of the system, which gave them genuine choices.
• The enzyme's electiveness ensures it only catalyzes the intended reaction.
• The electiveness of the hiring process meant candidates could select from multiple job offers.