Related Clues:

• Character from Plato’s mostly lame answer
• Letter from Greece going abroad, mailed miles afield initially
• Reversed, in telegram, magical foreign letter
• European character finally needing car service around 2,000
• Third letter of 24
• Greek character not quite willing to get degree
• Endless sport leading to graduate getting low grade?
• Third grade glossy turned over by graduate
• Greek equivalent of G
• Final software testing phase, possibly not actually done
• Greek character in school with arts degree
• Third-tier caste member in 'Brave New World'
• Greek letter denoting the heat capacity ratio in thermodynamics
• Alpha, beta, ___
• Continental character setting up a male publication