Related Clues:

• Minute portion
• Just a smidge
• Theta-kappa separator
• Tiny amount
• Tiny Greek letter?
• It's bigger than a Nano
• Above-the-knee skirt
• Kind of blinds or skirt
• Small Greek letter
• The Greek letter i
• Greek letter of little value
• The smallest possible amount
• Ninthe letter of the Greek alphabet
• A very small amount
• Just a jot, from Greek alphabet