écartement betyder på engelska

track gauge▼◼◼◼(distance between the rails of a railway)
noun
[UK: træk ɡeɪdʒ] [US: ˈtræk ˈɡeɪdʒ]

pitch [pitches]▼◼◼◻(distance between evenly spaced objects)
noun
[UK: pɪtʃ] [US: ˈpɪtʃ]