Selectivity may refer to:

• Choice, making a selection among options
• Discrimination, the ability to recognize differences
• Socioemotional selectivity theory, in social psychology

• Selectivity (radio), a measure of the performance of a radio receiver to respond only to the radio signal it is tuned
• Selectivity (circuit breakers), the coordination of overcurrent protection devices in an electrical installation

• Binding selectivity, in pharmacology
• Functional selectivity, in pharmacology
• Natural selection, in biology

• Reactivity–selectivity principle, in general chemistry
• Chemoselectivity, a term used in organic chemistry to describe reactivity of one functional group in the presence of other groups
• Stereoselectivity, a term used in organic chemistry to describe the distribution of isomers in reaction products
• Regioselectivity, a term used in organic chemistry to describe reaction mechanisms and predict reaction products

• Sensitivity and specificity, in statistical theory

• Select (disambiguation)
• Selection (disambiguation)