"Traviesa" is a noun in Spanish.
/traˈβjɛsa/
In Spanish, "traviesa" generally refers to a transverse beam, particularly in railway contexts where it denotes the wooden, concrete, or metal support on which the railroad ties (rails) rest. It can also refer to any support beam in various constructions.
The railway sleepers are made of treated wood to withstand the weather.
El ingeniero diseñó un sistema de soporte que utiliza travesas de acero.
"Traviesa" is not commonly found in idiomatic expressions in Spanish, but the term can be used metaphorically in informal contexts:
That little dig in the conversation made me reflect on what really matters.
"A veces ser un poco traviesa puede ser ventajoso en los negocios."
The word "traviesa" comes from the Spanish verb "travesar," which means "to cross." This etymology relates to its function as a cross-member supporting structures, indicating how elements cross each other (as in the railway ties).
This provides a broad overview of the word "traviesa" within various contexts, including its specific applications in transport and construction.