noun
politician
B1
Politiker: 'politician'. Means an elected or professional political actor; also any person active in politics. German noun: der Politiker, plural Politiker (unchanged). Genitive singular often des Politikers. Declines normally; dative plural den Politikern. No irregular plural. Neutral form for men and women often same.
Examples
Der Politiker hielt eine Rede vor dem Parlament.
The politician gave a speech to Parliament.
Ein Politiker muss gute Reden halten.
A politician has to give good speeches.
Die Stiftung kritisierte mehrere Politiker, weil ihnen Verbindungen zur Lobby nachgewiesen worden waren.
The foundation criticized several politicians because connections to the lobby had been proven for them.
Details
Mnemonics
Picture a person at a podium giving a speech — that's a Politiker.
Sounds like English 'politician' but shorter.
der (masculine) — many agent nouns referring to men take 'der' (der Politiker).
Notes
Plural 'Politiker' is identical to the singular form in many contexts; use articles to disambiguate.