transcription, транскрипция: [ vəsɪfərəs, AM voʊs- ]
If you describe someone as vociferous , you mean that they speak with great energy and determination, because they want their views to be heard.
He was a vociferous opponent of Conservatism...
= strident
ADJ
• vo‧cif‧er‧ous‧ly
He vociferously opposed the state of emergency imposed by the government.
ADV : usu ADV with v , also ADV adj