bullhead rail (English, noun)
expansion: bullhead rail (plural bullhead rails)
Senses:
topics: rail-transport
railways
transport
glosses: A type of rail, most commonly used in the United Kingdom (now obsolescent), with a head and foot similar in cross-section, that is supported in cast-iron chairs and secured in the chairs by wooden wedges (known as "keys") or steel springs.
Forms:
form: bullhead rails
tags: plural