adjective
determined, resolved
B1
entschlossen is the past participle/ adjective from entschließen, meaning determined or resolved. It’s gradable: comparative entschlossener, superlative am entschlossensten. Used predicatively or attributively (ein entschlossener Mensch). As participle it forms perfect of entschließen (ich habe mich entschlossen). No irregularities beyond derivation.
Examples
Er war entschlossen, das Problem anzugehen.
He was resolved to tackle the problem.
Obwohl sie entschlossen war, das Projekt durchzuziehen, zögerte die Managerin, weil das Budget knapp blieb.
Although she was determined to carry out the project, the manager hesitated because the budget remained tight.
Sie ist entschlossen, die Prüfung zu bestehen.
She is determined to pass the exam.
Details
Mnemonics
picture someone closing and locking a safe called 'Decision' — firm, final, determined.
sounds like 'en-LOCK-zen' — think of 'lock' (decision locked in).
Notes
Partizipiales Adjektiv formed from a verb; can be used predicatively (Sie ist entschlossen) oder attributively (der entschlossene Mann).