marathoner
US /ˈmer.ə.θɑːn.ɚ/
UK /ˈmer.ə.θɑːn.ɚ/

1.
maratoneta
a person who runs marathons
:
•
The experienced marathoner finished the race in under three hours.
Il maratoneta esperto ha terminato la gara in meno di tre ore.
•
She dreams of becoming a professional marathoner.
Sogna di diventare una maratoneta professionista.