convention

/kənˈvɛnʃən/
noun
  1. A large formal meeting of people with a shared interest, especially for a political party, profession, or hobby.
    • Thousands of fans attended the comic book convention last weekend.
    • The party will hold its national convention to choose the presidential candidate.
    • She is speaking at a medical convention about new treatments for diabetes.
  2. A generally accepted way of behaving or doing something; a custom or tradition.
    • Social conventions can change over time as society evolves.
    • The artist broke with convention by using bright colors in a funeral scene.
    • In many cultures, it is a convention to shake hands when you meet someone.
  3. An agreement between countries or groups, often formalized in a treaty or set of rules.
    • Several nations signed a climate convention to reduce carbon emissions.
    • The Geneva Convention sets rules for the treatment of prisoners of war.
    • The convention on human rights was adopted by the United Nations.
What does "convention" mean? | whatsthatwordmean | whatsthatwordmean