Noun
Ishikawa diagram (plural Ishikawa diagrams)
A diagram used in quality management to display a detailed list of causes and effects of a problem and thus to decipher the root cause of a problem.
For quality control in manufacturing in the 1960s, Kaoru Ishikawa developed a cause and effect diagram, known as an Ishikawa diagram or fishbone diagram. Source: Internet
Management Used in management and engineering, an Ishikawa diagram shows the factors that cause the effect. Source: Internet