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

Examples
Necesito que me aclares esta parte del contrato.
I need you to clarify this part of the contract for me.
Ella aclaró que la reunión sería a las 10, no a las 11.
She made it clear that the meeting would be at 10, not 11.
El profesor siempre se toma tiempo para aclarar nuestras dudas.
The teacher always takes time to clear up our doubts.
Using 'Aclarar' with 'Que'
When you use 'aclarar' to state a fact or correct a misunderstanding, you usually follow it with 'que' and the normal verb form (indicative): 'Aclaró que viene mañana.'
Mixing up 'Aclarar' and 'Aclararse'
Mistake: “No me aclaro la respuesta. (Incorrect use of reflexive.)”
Correction: No aclaro la respuesta. (Use the simple form when you are doing the action to something else.)
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