This is the 3772nd most frequent Dutch word.
toenmalige
"Toenmalige" means "at the time" or "then-existing."
The word 'toenmalige' identifies the director as someone who held the position at a specific time in the past.
De toenmalige directeur van de school was erg geliefd onder de leerlingen.
The director of the school at the time was very popular among the students.
Here, 'toenmalige' describes Renaissance artists as relevant to that historical period.
Het museum toont momenteel werken van de toenmalige kunstenaars uit de Renaissance.
The museum currently displays works by artists of the time from the Renaissance.
In this sentence, 'toenmalige' refers to the situation as it was during a particular time in the past.