a feeling of great happiness
jubilation - joy
‘Jubilation' is characterized by great joy and/or celebration due to a success, or because something unusually good has happened. Happiness is quite common, but jubilation is comparatively rare and tends to denote something significant.
There was widespread jubilation in the crowd when the winning goal was scored in the cup final.
We were jubilant when the deal was signed. It was the culmination of 10 years hard work.
When the war came to an end, there were scenes of jubilation throughout the country.