○
〇
Reading
Kana:
まる
Romaji:
maru
Definitions
1
circle (sometimes used for zero)
See also:
丸
(reading まる, entry #1)
2
'correct' (when marking)
See also:
二重丸
(reading にじゅうまる)
3
symbol used as a placeholder (either because a number of other words could be used in that position, or because of censorship)
See also:
〇〇
(reading まるまる, entry #1)
4
period; full stop
See also:
句点
5
maru mark; semivoiced sound; p-sound
See also:
半濁点