This is the 1904th most frequent Catalan word.
investidura
The act of formally granting someone an official position or authority.
In this sentence, 'investidura' refers to the formal ceremony where the new mayor officially assumes his duties.
La investidura del nou alcalde s'ha celebrat avui.
The inauguration of the new mayor was held today.
Here, 'investidura' is used to denote the official event at which a speech is given marking one's assumption of office.
El discurs de la investidura va ser inspirador.
The inauguration speech was inspiring.
In this usage, 'investidura' refers to the event or process of official assumption of office, implying its scheduling was affected.