Related Clues:

• H+, for one
• Bond participant
• It may include a minus sign
• Electron loser or gainer
• Cloud chamber bit
• Lithium-__ battery
• Particle in a cathode ray tube
• It's tiny and attractive
• Fermion family member
• It has a plus or minus, in chemistry class
• Accelerator particle
• Accord trailer?
• Positively-charged atomic particle
• Discontinued Saturn
• '+' or '-' particle