Disease prevention: Disease prevention covers measures not only to prevent the occurrence of disease, such as risk factor reduction, but also to arrest its progress and reduce its consequences once established. Reference: adapted from Glossary of Terms used in Health for All series. WHO, Geneva, 1984 Primary prevention is directed towards preventing the initial occurrence of… Read More

Disjunction: A truth-functional sentence formed by connecting two sentences by ‘or’; such sentences are true if and only if at least one of their component disjuncts is true. Source: ‘What is Good? What is Bad? The Value of All Values across Time, Place and Theories’ by John McMurtry, Philosophy and World Problems, Volume I-III, UNESCO in partnership with Encyclopedia… Read More

Disposition terms: Terms designating entities with tendencies or propensities to behave in certain ways, e.g., magnetic, intelligent. Source: ‘What is Good? What is Bad? The Value of All Values across Time, Place and Theories’ by John McMurtry, Philosophy and World Problems, Volume I-III, UNESCO in partnership with Encyclopedia of Life Support Systems: Oxford, 2004-11.