procession

noun

• 1a number of people or vehicles moving forward in an orderly fashion, especially as part of a ceremony:a funeral procession
• [mass noun] the action of moving forward in an orderly way:the fully robed civic dignitaries walk in procession
• a relentless succession of people or things:magistrates complain that they see a procession of recidivist minor offenders

• 2 [mass noun] Theology the emanation of the Holy Spirit.