noun
leader, manager
B1
Leiter: leader, manager, director. Masculine noun (der Leiter) with plural Leiter (same form). Declension: der Leiter (Nom.), den Leitern (Dat. pl.), des Leiters (Gen. sing.). Common in organizational contexts. Contrast with die Leiter (ladder) which has plural Leitern; watch article to distinguish meanings.
Examples
Der Leiter des Teams hat die Besprechung geleitet.
The leader of the team led the meeting.
Der Leiter ist für das Budget verantwortlich.
The manager is responsible for the budget.
Man forderte den Leiter auf, einen Bericht zu schreiben, nachdem Probleme auftauchten.
They asked the manager to write a report after problems arose.
Details
Mnemonics
Imagine a person standing at the front with a badge that says 'Leiter' directing a team.
Sounds a bit like English 'leader'.
der -> imagine a male manager wearing a tie to remember masculine gender.
Notes
Do not confuse this masculine 'Leiter' (leader, manager) with 'die Leiter' (feminine), which means 'ladder'.