In a circle means arranged around in a ring. Sit in a circle, stand in a circle, go round in a circle.
Sitting in a circle removes the head of the table, which is why teachers and meetings use it deliberately. Going round in a circle means getting nowhere, which is the figurative use.
1phrasein a circleArranged around in a ring.
“The children sat in a circle for the story.”
in a circle is a phrase.
Practised in Directions & Position