Related Clues:

• Theta-kappa separator
• Tiny amount
• Tiny Greek letter?
• 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
• Just a jot for Greek letter
• Ninth letter of Greek alphabet, small amount
• Barely detectable amount
• Greek letter and small amount
• Just a jot, or a Greek letter