retroperitoneal. Term used to describe organs that are located between the parietal peritoneum and posterior abdominal wall. Example organs include the kidneys, adrenal glands, pancreas, duodenum of small intestine, ascending and descending colons and the abdominal aorta and inferior vena cava.
Technical definition, belonging or pertaining to an art, science, or the like: technical skill. See more.
Technical standard. A technical standard is an established norm or requirement in regard to technical systems. It is usually a formal document that establishes uniform engineering or technical criteria, methods, processes and practices. In contrast, a custom, convention, company product, corporate standard, and so forth that becomes generally accepted and dominant is often called a de facto standard. A technical standard may be developed privately or unilaterally, for example by a corporation, regulatory body, mili