"Technique development" refers to the process of improving or acquiring new skills, methods, or approaches to perform a task or activity more effectively. Full definition
Fall Technique Development Program (September through December) High School Pre-season training program (November through January) Orange & Blue Group «Winter Session» (Janruary through March) Winter & Spring Competitive Clinic Programs (February through April) Orange & Blue Group «Spring and Summer Team» (April through August) (sportstarsmag.com)
The clinics will be focused on technique development covering all 4 strokes, starts, turns, etc. and taught by the DLS Swimming staff. (dlshs.org)
Catalystathletics discussed the role of technique development and technique consolidation in the article Ask Greg: Role of Advanced Lifters in Determining Technique (christianbosse.com)