developmental

/dɪˌvɛləpˈmɛntəl/
adjective
  1. Relating to the process of growing or developing.
    • The program focuses on the developmental needs of teenagers.
    • He studies developmental psychology in college.
    • The baby is reaching all her developmental milestones.
  2. Intended to help someone or something grow or improve.
    • The company offers developmental training for new employees.
    • The government funds developmental projects in rural areas.
    • She is taking a developmental course to improve her writing skills.