The crossword solution for the term 'TEST PATTERN' is 'INKBLOT'. An inkblot TEST, also known as the Rorschach TEST, is a psychological TEST in which subjects' perceptions of inkblots are recorded and then analyzed using psychological interpretation, complex algorithms, or both. It is used to detect underlying thought disorders and differentiating normal and abnormal personalities. The TEST is named after its creator, Swiss psychologist Hermann Rorschach.