Definition of newsgroup in English:

newsgroup

Syllabification: news·group
Pronunciation: /ˈn(y)o͞ozˌgro͞op
 
/

noun

A forum on the Usenet service for the discussion of a particular topic.
More example sentences
  • He manages a small computer room in his spare time and likes to help Linux users on the Usenet newsgroups.
  • And many Internet providers have newsgroups viewable only to their own customers.
  • In chat rooms, newsgroups, and email, you usually do not see people's faces or hear their voices.

Definition of newsgroup in:

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Pronunciation: ɪnˈvɛnəm
verb
put poison on or into; make poisonous