This site is optimised for modern browsers. For the best experience, please use Google Chrome, Mozilla Firefox, or Microsoft Edge.

Beta Site: This is a new site which is still under development. We welcome your feedback, which will help improve it.

Feedback form

Glossary

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
  • Gold standard

    The method, procedure, or measurement that is widely accepted as being the best available, against which new developments should be compared.