4. What is Engineering?
Engineering is the application of scientific, economic,
social, and practical knowledge in order to design,
build, maintain, and improve structures, machines,
devices, systems, materials and processes.
http://en.wikipedia.org/wiki/Engineering
8. What is Science?
Science is a systematic enterprise that builds and
organizes knowledge in the form of testable
explanations and predictions
http://en.wikipedia.org/wiki/Science
12. What is Professionalism?
.
The status, methods, character or standards
expected of a professional or of a
professional organization, such as reliability,
discretion, evenhandedness, and fair play.
http://en.wiktionary.org/wiki/professionalism