This is the 2443rd most frequent French word.
sélectionneur
A "sélectionneur" is a coach or selector of a sports team, responsible for choosing players.
Here, 'sélectionneur' is used to refer to the person responsible for selecting the members of a sports team, commonly a coach or manager.
Le sélectionneur de l'équipe nationale a annoncé sa liste de joueurs.
The coach of the national team announced his list of players.
In this context, 'sélectionneur' emphasizes the role and qualities required of a person who selects players or participants.
Un bon sélectionneur doit avoir une connaissance approfondie du sport.
A good selector must have an in-depth knowledge of the sport.
The sentence uses 'sélectionneur' to highlight the importance of the position in team-building and strategic choices.