The term 'CHI, PSI, OMEGA' is a reference to the Greek alphabet. CHI is the 22nd letter of the Greek alphabet and is pronounced 'kai'. It is often used to represent the beginning of something, such as the start of a journey. Psi is the 23rd letter of the Greek alphabet and is pronounced 'soo'. It is often used to represent the middle of something, such as the middle of a journey. OMEGA is the 24th letter of the Greek alphabet and is pronounced 'oh-meh-gah'. It is often used to represent the end of something, such as the end of a journey. Together, these three letters represent the beginning, middle, and end of a journey.