This is the 993rd most frequent Spanish word.
terminar
To finish or to end.
In this sentence, 'terminar' is used to mean 'finish' or 'complete' a task.
Necesito terminar mi tarea antes de salir.
I need to finish my homework before going out.
Here, 'terminar' indicates the conclusion or end of an event or activity.
El evento terminará a las ocho de la noche.
The event will end at eight in the evening.
In this context, 'terminar' refers to completing an action, in this case, reading, and is part of a verbal phrase.