Related Clues:

• Greek symbol for the significance level in statistical tests
• Counterpart of 'a'
• Counterpart of "a"
• Greek first letter
• I'm surprised to secure record top mark
• A top mark
• For Greeks, a sacred river first of all
• Dominant mountain has to be truncated
• ___ male
• ___ female
• Brightest star most dominant
• Dominant, as a dog
• Greek character in local pharmacy
• European character in a pub in part of California?
• Leading character