Meaning of “silence” - Learner’s Dictionary

silence

noun uk us /ˈsaɪləns/
NO SOUND [ U ]

B1 If there is silence, there is no sound:

The three men ate in silence.
No sound broke the silence of the wintry landscape.
NO TALKING [ U ]

a situation in which someone says nothing about a particular subject:

She ended her silence yesterday and spoke to a TV reporter about the affair.
PERIOD OF TIME [ C ]

B2 a period of time when there is no sound or no talking:

an awkward/embarrassed silence
There was a short silence while she thought about it.

(Definition of “silence noun” from the Cambridge Learner’s Dictionary © Cambridge University Press)