Definitions of pathology

• "The science of the causes and effects of [diseases]."
• "The science of the causes and effects of [disorders of structure or function of biological organisms]."
• "The science of the causes and effects of [perturbations to sustainable function] of biological organisms."
• "The science of the causes and effects of perturbations to sustainable function of biological [ecosystems]."
• "The science of the causes and effects of perturbations to sustainable function of biological ecosystems, [with some emphasis on human beings]."