"Res" is a noun in Spanish.
/ɾes/
In Spanish, "res" translates to "thing," "matter," or "issue." It is used in various contexts, often referring to a physical object or an abstract concept. Its frequency of use can be considered moderate; it is more common in written contexts, particularly in legal texts, philosophical discussions, and literature.
The animal was delivered to the slaughterhouse.
Debemos resolver este asunto de manera rápida y eficiente; es una res importante.
We must resolve this issue quickly and efficiently; it is an important matter.
No entiendo de qué res estás hablando.
"Res" is often included in idiomatic expressions, especially in legal and philosophical contexts.
There's nothing that escapes. (Used to imply that everything is known or accounted for.)
La res está en la mesa.
The matter is on the table. (Indicates that a topic is currently being discussed or debated.)
Cambiar de res.
Change the matter. (Suggests altering the subject of discussion.)
A la res que no se le da este trato, no le gusta.
The thing that is not treated this way does not like it. (Meaning that everything responds differently based on treatment.)
Cada res tiene su peso.
The word "res" comes from Latin "res," meaning "thing" or "matter." It has retained a similar meaning in the evolution from Latin to modern Romance languages.
This comprehensive overview provides insight into the word "res," its meanings, usages, and cultural significance in the Spanish language.