How to Say "to determine" in Spanish
The most common Spanish word for “to determine” is “decidir” — use 'decidir' when you need to make a choice or settle on a course of action, much like 'to decide' in English..
decidir
/deh-see-DEER//de.siˈðiɾ/

Examples
Necesito decidir qué carrera universitaria voy a estudiar.
I need to decide what university degree I am going to study.
El árbitro decidió que fue falta y pitó el penalti.
The referee decided it was a foul and blew the whistle for the penalty.
¿Ya decidiste dónde quieres cenar esta noche?
Have you decided where you want to have dinner tonight yet?
Decidir vs. Decidirse
When used without 'se' (decidir), it means 'to decide a thing.' When used with 'se' (decidirse), it usually means 'to make up one's mind' after a period of doubt.
The Preposition Trap
Mistake: “Voy a decidir de ir al cine.”
Correction: Voy a decidir ir al cine. ('Decidir' usually takes a direct action, or the preposition 'a' when used with 'se'.)
determinar
day-ter-mee-NAR/de.teɾ.miˈnaɾ/

Examples
La policía no pudo determinar la identidad del sospechoso.
The police could not determine the suspect's identity.
Es crucial determinar la cantidad exacta de material necesario.
It is crucial to ascertain the exact amount of necessary material.
Question Words
When figuring things out, 'determinar' is often followed by a question word (like 'qué,' 'cuándo,' or 'cómo') to introduce the information you are trying to find.
establecer
/es-ta-ble-SÉR//est̪aβleˈseɾ/

Examples
Necesitamos establecer la causa exacta del problema.
We need to determine the exact cause of the problem.
El comité estableció el precio máximo para las entradas.
The committee fixed the maximum price for the tickets.
Decidir vs. Determinar
Related Translations
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