This is the 951st most frequent Spanish word.
especialista
A specialist; an expert in a specific field.
The word 'especialista' here is used to refer to a professional with expertise in a specific field, demonstrating its usage as a specific noun.
El especialista realizó un diagnóstico detallado.
The specialist performed a detailed diagnosis.
This sentence uses 'especialista' in a general sense, outlining the usual characteristics of someone considered an expert in a field.
El trabajo de un especialista suele ser muy puntual y meticuloso.
The work of a specialist is usually very precise and meticulous.
In this sentence, 'especialista' is employed to describe someone skilled in technical issues, reinforcing its use in contexts requiring expertise.