Related Clues:

• One in 1,000?
• Punctuation mark
• Use it to prevent run-on, perhaps
• Pause cause
• Printing goof
• Tit for tat, maybe?
• Part of a semicolon
• There's one et 24-Across
• Pause indicator
• Break producer
• Keyboard slip
• Tears for Fears, e.g.
• Bit of punctuation
• Proofreader's concern
• Semicolons cousin