1. Plural of dereliction; failures or neglects of duty or responsibility.
Usage: Usually used in formal or legal contexts
2. Plural of dereliction; instances of abandoning or deserting something, especially property or duty.
Usage: Legal or formal usage

Examples

• The manager's derelictions of duty led to the company's financial crisis.
• Multiple derelictions of responsibility were documented in the investigation report.
• The officer faced charges for derelictions in following protocol.
• Derelictions of parental care can result in legal consequences.
• The audit revealed several derelictions in the department's procedures.
• His derelictions were inexcusable given his position of trust.