This document provides an introduction to the technical language and jargon used by quantity surveyors. It defines technical language as the characteristic idiom of a special activity or group. The language is important for quantity surveyors to communicate effectively with key parties like architects, engineers, and builders. It then lists and defines several key terms that are specific to quantity surveying, such as consultant, client, contractor, supplier, employee, tender, and more. The document aims to familiarize students with the standard words and phrases used in the field in order to simplify complex meanings and concepts.