schlüssig
Translation
coherent, logical, conclusive, consistent
Examples
Das ist eine schlüssige Argumentation.
That is a coherent argument.
Sein Plan war nicht ganz schlüssig.
His plan was not entirely logical.
Grammar Patterns
((sth.)) is coherent/logical Something is coherent. His plan is coherent.
a coherent ((noun)) He presented a coherent proof.
Similar Words
logisch (logical), konsequent (consistent); Antonyms: unschlüssig (indecisive)
Etymology
From 'Schluss' (conclusion) + the adjective suffix '-ig'. It implies something that leads to a proper conclusion.
Memory Tips
Think of a 'Schlüssel' (key) that fits a lock perfectly. A 'schlüssig' argument is one where all pieces fit together perfectly.