clean room
noun
a room in which contaminants such as dust are reduced to a very low level by special procedures so that operations such as the manufacture and assembly of delicate equipment or the manipulation of biological materials can be performed effectively.
Origin of clean room
An Americanism dating back to 1960–65
Words nearby clean room
Scientific definitions for clean room
clean room
[ klēn ]
A room that is maintained free of contaminants, such as dust or bacteria. Clean rooms are used in laboratory work and in the production of precision parts for electronic or aerospace equipment. Also called white room