Related Clues:

• Informally very small
• Relating to tiny particles
• Prefix meaning very small or one millionth
• Very slim
• Bomb type
• Small and dainty from France
• Employing nuclear energy
• Might be 14 down, I see, with power
• It could be 8 across that has such a nuclear start, I see
• I see he is beastly, yet with great power
• What a powerful feling he is, I see
• The sort of energy a cat, I see, might have
• There''s little for her in France
• That's a powerful cat, I see
• I see he's a tiny bit catty, but very powerful