- noun a place where scientific experiments, testing and research are carried out
- A location, such as a room or building, which provides the equipment and conditions necessary for experimentation, research, testing, or for the optimal operation of components, devices, equipment, or systems. A laboratory may be utilized to simulate most any given surroundings. Its abbreviation is lab.
- noun a special room or place where scientists can do specialised work such as research, the testing of chemical substances or the growing of tissues in culture