1. closed circuit - Noun
2. closed circuit - Adjective
a complete electrical circuit around which current flows or a signal circulates
relating to or consisting of a closed circuit
Source: WordNetclosed-circuit
closed-circuit television Source: Internet
Acceptable maximum ppO 2 varies depending on the application: *1.2 is often used in closed circuit rebreathers. Source: Internet
Because of the high levels of radioactivity involved, all work in the separation plants had to be conducted by remote control using closed-circuit television, something unheard of in 1943. Source: Internet
Closed circuit rebreathers An oxygen rebreather diver or a fully closed circuit rebreather diver consumes about 1 litre of oxygen per minute. Source: Internet
Abarth also had a significant presence in the setting of closed circuit speed records. Source: Internet
Many of their proposals actually increase police funding, particularly for surveillance technologies like body-worn cameras and closed-circuit television (CCTV) cameras. Source: Internet