Also see Master_Glossary.xls in the Guide package. It is a list of approximately 100 common definitions.
Quality System: The organizational structure, responsibilities, procedures, processes and resources for implementing quality management.
Observation: A statement of fact made during an audit and substantiated by objective evidence.
Objective Evidence: Qualitative or quantitative information, records or statements of fact pertaining to the quality of an item or service or to the existence and implementation of a quality system element, which is based on observation, measurement or test and which can be verified.
Nonconformity: The nonfulfillment of specified requirements.
ISO 19011 - Quality and Environmental Management Systems Auditing Forum Discussions