noun
plural -tions
the act of promoting someone or something: such as
the act of moving someone to a higher or more important position or rank in an organization [noncount]
[noncount] Brit :the act of moving a sports team to a higher position in a league
something (such as advertising) that is done to make people aware of something and increase its sales or popularity [noncount] - often + of
[noncount] :the activity of helping something to happen, develop, or increase