Definition
The two highest stages of learning in aviation training, in which the pilot first puts knowledge and skills into practice (application) and then combines them with judgment to handle new or unforeseen situations (correlation). Correlation is reached when a pilot can take what was learned in one scenario and apply it correctly to a different one without being told how.
Plain English
Application is doing what you've learned. Correlation is using what you've learned to figure out what to do in a situation you haven't seen before. Together, they are the point in training where a pilot stops following steps and starts thinking like a pilot.
Context Anchor
Seen in training summaries and instructor discussions about whether a student can use a skill in real flying, not just repeat it during a lesson.
Derivation
Application comes from the Latin applicare, meaning to attach or put to use. Correlation comes from the Latin com- (together) and relatio (a bringing back or relating), meaning to bring things into relation with each other. The pairing reflects the idea of first using a skill, then connecting it with everything else you know.
Why Pilots Care
Reaching application and correlation enables a pilot to perform reliably and adapt safely when conditions differ from training, which is required for practical test standards and real-world decision making.
Intuition Check
Do not read application as a form you fill out, and do not read correlation as just noticing two things are similar. Here, application means using knowledge in practice, and correlation means connecting that knowledge with the rest of the situation.
Example Sentence 1
By the end of the cross-country phase, the student had moved from application to correlation, adjusting the planned route on her own when winds shifted unexpectedly.
Example Sentence 2
Through application and correlation the pilot recognized how the same energy-management principles applied to both normal and engine-out approaches.