This is the 12056th most frequent Russian word.
зрителя
The Russian word "зрителя" means "spectator" or "viewer" in English (genitive singular or accusative plural form).
Here, 'зритель' is used in the singular form to refer to an individual member of the audience.
Зритель в первом ряду был впечатлен выступлением.
The audience member in the first row was impressed by the performance.
In this sentence, 'зрителей' is the plural form of 'зритель', indicating a group of individuals watching the film.
Мнения зрителей о фильме разделились.
The opinions of the viewers about the film were divided.
The word 'зрителю' is in the dative case here, highlighting the person receiving the explanation.