Definitions:

1. Implies a strong and unwavering determination or insistence on a particular course of action or viewpoint. ADJECTIVE
   • The child's insistent cries for attention wore down his parents' patience.
2. Refers to the quality or state of being insistent. NOUN
   • The insistent buzzing of the alarm clock jolted me awake.
3. The act of persistently or firmly demanding or urging for something to be done or to happen. NOUN
   • The protestors' insistence on their demands forced the authorities to take action.

Synonyms:

• insistence
• press