A casual social gathering where tea is served; can be any informal meetup with tea.
I invited friends over for a tea party on Sunday.
A formal Japanese tea ceremony (茶の湯); often implies a traditional, ritualized gathering.
The tea ceremony master hosted a tea gathering.
We're planning to hold a tea party in the garden next month.
I invited my teacher to the tea ceremony.
I wore a kimono and attended the tea ceremony.
A tea ceremony was held at the temple.