safety cabinet

noun

1. A specially designed cabinet for storing hazardous substances, such as flammable liquids, chemicals, or poisons, while reducing the risk of fire, spills, leaks, or unauthorized access.

   B2

   countableformal

   • "Keep the paint thinner in the safety cabinet."B1
   • "The laboratory stores flammable solvents in a fire-resistant safety cabinet."B2

2. A protective enclosure used in a laboratory to contain harmful biological materials and protect the worker, the environment, or the experiment.

   C1

   countable

   • "The technician placed the samples inside the biological safety cabinet."B2
   • "All procedures involving infectious cultures must be performed in an appropriate biological safety cabinet."C1