Related Clues:

• "Am ___ a roll!"
• What '+' may indicate
• Former Saturn
• 'And -- the opposite shore will be'
• Particle accelerator particle
• One in an accelerated program?
• Item that's always charged
• Physics class particle
• It may be negative or positive
• K+ or Na+
• Its formula includes a plus or minus
• + or - thing
• Plasma bit
• Particle that may bond
• + molecule, e.g.