英日字典： ｡ｻ
｡ｻ
- (n) (1) circle (sometimes used for zero)
- (2) 'correct' (when marking)
- (3) symbol used as a placeholder (either because a number of other words could be used in that position, or because of censorship)
- (4) period
- full stop
- (5) maru mark
- semivoiced sound
- p-sound
