Developmental (adjective)

1. Relating to the process of developing or the state of being developed.
2. Relating to the growth and progress of a particular person, animal, or thing.
3. Relating to the field of developmental psychology.
4. Concerned with the growth and progress of a particular person, animal, or thing.
5. Relating to the process of development in the life of an organism or society.

Origin:

Mid 19th century: from development, on the pattern of words such as environmental.

Examples:

1. Developmental stages of a child.
2. The developmental biology of the organism.
3. The developmental history of the company.
4. This book is about developmental psychology.
5. The developmental needs of the community.