Definition of triple valve
: the automatic valve under a railroad car that controls the automatic air brake by regulating by three openings the intake, exhaust, and equalization of compressed air in the brake piston
Comments on triple valve
What made you want to look up triple valve? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Namesakes Word Quiz
- Which of the following is a fruit named after a Moroccan seaport?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
Share triple valve