organizeror·gan·i·zer /ˈɔːgənaɪzə ˈɔːrgənaɪzər/ (also organiser British EnglishBrE) noun [countableC]1someone whose work involves planning and arranging events, activities, work etcorganizers of training courses
What information would aconference organiser need?
2a small book or computer in which important dates, telephone numbers etc can be writtenOFFICEa maker ofelectronic personal organizers