Plain English Meaning
Flying done to teach or to practice — lessons with an instructor, solo practice flights, or any flight whose main purpose is learning or staying sharp rather than going somewhere.
Full Definition
Flight activities conducted for the purpose of pilot instruction, practice, or proficiency, typically involving a flight instructor and student or a pilot rehearsing maneuvers, procedures, or skills required for certification, currency, or competence.
Context Anchor
Seen in discussions of pilot training, flight lessons, practice flights, and how instruction is planned and conducted.
Derivation
Training comes from an older word meaning to draw or guide along. Operations comes from a Latin word meaning work or activity. Together, the words to guided activities done for the purpose of learning.