Definition of non-response in English:

non-response

noun

  • Failure or refusal to respond or to respond satisfactorily; the condition of not responding. Now: especially a failure to respond to a survey or questionnaire.

Origin

Mid 19th century; earliest use found in Cases Court of Session. From non- + response.

Pronunciation

non-response

/ˌnɒnrɪˈspɒns/