The word verification may refer to: Verification and validation, in engineering or quality management systems, it's the act of reviewing, inspecting or testing, in order to establish and document that a product, service or system meets regulatory or technical standards. By contrast, validation refers to meeting the needs of the intended end-user or customer. Verification (spaceflight), in the space systems engineering area, covers the processes of qualification and acceptance Verification theo… (More on Verification)