1. to administer jointly or together with another person or entity
Usage: third-person singular present tense of coadminister; formal/legal context

Examples

• The two trustees coadministers the estate according to the will's provisions.
• Both agencies coadministers the federal grant program.
• The hospital coadministers the clinical trial with the research university.
• The co-executors coadministers the deceased's assets and debts.
• Multiple organizations coadministers the scholarship fund for eligible students.