außerplanmäßig
Translation
unscheduled, unplanned, extra
Examples
Es gab eine außerplanmäßige Wartung.
There was an unscheduled maintenance.
Der Zug machte einen außerplanmäßigen Halt.
The train made an unscheduled stop.
Grammar Patterns
((+ noun)) unscheduled (+ noun) We had an unscheduled meeting.
Similar Words
Synonyms: unplanned, unforeseen; Antonyms: scheduled, planned
Etymology
From 'außer' (outside) + 'Plan' (plan) + '-mäßig' (according to). Literally 'outside of what is according to the plan'.
Memory Tips
Imagine a schedule or a plan, and something happens 'outside the plan'.