1. becoming progressively smaller or less important

1. present participle of diminish; becoming or making smaller, less, or weaker
Usage: present participle form

Examples

• The company’s profits are diminishing each quarter.
• She noticed her energy diminishing as the day went on.
• The diminishing returns made the project less worthwhile.
• His influence in the organization is diminishing rapidly.
• The medication showed diminishing effectiveness over time.
• They faced diminishing resources as winter approached.
• The sound grew fainter, diminishing into silence.