How to Say "investigations" in Spanish
The Spanish word for “investigations” is “investigaciones” — B1 level. This is a very common word in everyday Spanish.

Examples
Las investigaciones policiales revelaron nuevos datos.
The police investigations revealed new data.
El equipo médico ha publicado diez investigaciones este año.
The medical team has published ten research studies this year.
Necesitamos más fondos para continuar con nuestras investigaciones.
We need more funding to continue with our research (studies).
Pluralizing 'Research'
This word is the plural form of 'investigación.' Unlike English, where 'research' is often treated as a singular mass noun, Spanish frequently uses the plural 'investigaciones' when talking about multiple projects or areas of study.
Using the Singular for Multiple Studies
Mistake: “El departamento tiene muchas investigación.”
Correction: El departamento tiene muchas investigaciones. (Remember to use the plural ending -es when talking about multiple distinct projects.)
Related Translations
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