Enhancement

Enhancement may refer to:

• Antibody-dependent enhancement, an increase in viral infection facilitated by the host's own antibodies
• Diamond enhancement, a treatment that improves the gemological characteristics of a natural diamond
• Hydrogen fuel enhancement, adding hydrogen to conventional hydrocarbon fuel in an attempt to improve the fuel economy and/or power output of an internal combustion engine
• Input enhancement, a technique for teaching a language to non-native speakers
• Seed enhancement, pre-sowing treatment to improve seed performance
• Self-enhancement, an overly positive self-assessment
• Sexual enhancement, sex toy

Human body enhancement:

• Breast enhancement, breast enlargement or contouring
• Cleavage enhancement, an increase in the definition of breast cleavage
• Genetic enhancement, the use of genetic engineering to modify a person's nonpathological human traits
• Human enhancement, augmentation of the human body to increase capability
• Male enhancement, a euphemism for penis enlargement

Image enhancement:

• Edge enhancement, an image-processing filter that increases the contrast of shape borders to improve its acutance (apparent sharpness)
• Image enhancement, improvement to perceived image quality
• Shadow and highlight enhancement, an image processing technique to correct exposure

Acoustical signal enhancement:

• Acoustic enhancement, the augmentation of direct, reflected, or reverberant sound waves without resorting to electronic sound reinforcement
• Blip enhancement, an electronic warfare technique used to fool radar
• Forensic audio enhancement, the scientific analysis and improvement of audio clarity, especially to improve intelligibility
• Orchestral enhancement, using orchestration techniques, architecture, or electronic sound reinforcement to modify the sound of a live musical performance
• Speech enhancement, the improvement of speech quality via audio signal processing

Software enhancement:

• Progressive enhancement, a web application design that provides a usable experience to users of a broad spectrum of web browsers, but gives additional features to users of more sophisticated web browsers
• Software enhancement, a proposed or newly added software feature
• Web enhancement, official downloadable content published via the World Wide Web for a video game