ohutusrihm tähendus null.

safety belt [safety belts]▼◼◼◼noun
[UK: ˈseɪf.ti belt] [US: ˈseɪf.ti ˈbelt]

seat belt [seat belts]▼◼◼◻noun
[UK: siːt belt] [US: ˈsiːt ˈbelt]

seatbelt [seatbelts]▼◼◻◻noun
[UK: ˈsiːt.ˌbelt] [US: ˈsiːt.ˌbelt]