noun
a person or thing that organizes or arranges something
adjective
describing the quality of being organized or arranging things
-
The event organizer ensured that everything ran smoothly and according to plan.
-
The party organizer did a great job setting up the decorations.
-
The concert organizer totally rocked at putting together an awesome lineup.
-
As the organizer of the group, she was like the glue that held everyone together.