automatic train control
noun
Automatic regulation or control of the speed of a train; any of various signalling or braking systems used effect this (frequently attributive).
Origin
Early 20th century; earliest use found in The New York Times.
- productive
- productively
- productiveness
- productivism
- productivist
- productivity
- productization
- methanogenic
- methanoic acid
- methanol
- methanolic
- methanolysis
- methanometer
- methanotroph
- methanotrophic
- methantheline
- methapyrilene
- methaqualone
- methedrine
- metheg
- methegh
- metheglin
- methemoglobin
- methemoglobinemia
- methemoglobinuria