How to Say "safety harness" in Spanish
The Spanish word for “safety harness” is “cinturón” — A2 level. This is a very common word in everyday Spanish.
English → SpanishA2
nounA2
general safety strap

Examples
Por favor, póngase el cinturón de seguridad antes de que el avión despegue.
Please, put on your seatbelt before the plane takes off.
Si no llevas puesto el cinturón, te pueden poner una multa.
If you are not wearing your seatbelt, they can give you a fine.
Adding Specificity
To clarify you mean the car or plane safety strap, always use the phrase 'cinturón de seguridad' (belt of safety).
Related Translations
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