This is the 1063rd most frequent Spanish word.
mensual
Monthly.
In this sentence, 'mensual' is used as an adjective describing the frequency 'monthly' related to the report, denoting that the report is produced or expected every month.
El informe mensual llegó ayer.
The monthly report arrived yesterday.
Here, 'mensual' is applied to a rate or fee, specifying the periodic payment occurring at intervals of one month.
Pago una tarifa mensual por el servicio.
I pay a monthly fee for the service.
In this context, 'mensual' modifies the manner of the meetings, indicating the frequency is once per month.