thirdreunion

noun
UK /ˌθɜːd riːˈjuːnjən/
US /ˌθɝːd riːˈjuːnjən/

A third reunion is when a group of people meets together for the third time after being apart.

Our family had its third reunion at the lake this summer.


OTHER MEANINGS

2. The third time classmates come back together after leaving school.

The class of 2010 planned its third reunion for October.

3. A third coming together of family members who live far apart.

Grandma hosted the third reunion of our cousins.

4. A third official meeting of a club or team after a break.

The chess club held its third reunion at the library.