n.a rail through which electric current is supplied to an electric locomotive

THIRD RAIL
Third rail
Third rail.
The Third Rail of Family Systems: Sibling Relationships, Mental and Behavioral Health, and Preventive Intervention in Childhood and ...
The direct care worker: the third rail of home care policy.
Antidumping: The Third Rail of Trade Policy
Always the Third Rail? Pension Income and Policy Preferences in European Democracies
Always the Third Rail?
Accurate track modelling for fault current studies on third-rail metro railways
Microglial Malfunction: The Third Rail in the Development of Alzheimer's Disease.
Modeling of frequency-dependent impedance of the third rail used in traction power systems
Touching the third rail: time to return the retirement age for early Social Security benefits to 65.
Tribological Characteristics between Third Rail and Collector Shoe under Electric Current