marathon
🇺🇸
/ˈmærəθɑːn/
🇬🇧
/ˈmærəθən/
adjective
R
very long and tiring
She finished the book in one marathon reading session.
noun
B2
a very long running race of 42 kilometers
He trained for months to run the marathon.
C1
any very long and difficult activity
The exam felt like a mental marathon.
translation
very long and tiring
a very long running race of 42 kilometers; any very long and difficult activity
Word Forms
Plural
marathons