circular
circular adjective uk/ˈsɜːkjələr/ us circular adjective(JOURNEY)
A circular journey takes you around in a circle, back to the place where you started.
круговой
a circular walk
CIRCULAR noun
[ C ] uk/ˈsɜːkjələr/ usa letter or advertisement that is sent to a lot of people at the same time
циркулярное письмо, рекламный проспект