pro ‧ ces ‧ sion /prəˈseʃ ə n/ BrE AmE noun
[ Word Family: noun : ↑ process , processing, ↑ procession , ↑ processor ; adjective : ↑ processed , ↑ processional ; verb : process]
1 . [uncountable and countable] a line of people or vehicles moving slowly as part of a ceremony ⇨ parade
funeral/wedding/carnival etc procession
They marched in procession to the Capitol building.
2 . [countable] several people or things of the same type, appearing or happening one after the other
procession of
an endless procession of visitors