tick
US /tɪk/
UK /tɪk/

1.
a mark (✓) used to indicate that an item in a list is correct or has been dealt with
:
•
Put a tick next to the items you have completed.
•
The teacher put a red tick on my paper.
2.
1.
a mark (✓) used to indicate that an item in a list is correct or has been dealt with