1. The act or process of extinguishing or putting out a fire
The extinction of the fire took several hours.
A extinção do fogo levou várias horas.
2. The state of being extinct; the permanent disappearance of a species
The extinction of dinosaurs occurred millions of years ago.
A extinção dos dinossauros ocorreu há milhões de anos.
3. The termination or end of something, such as a debt, right, or obligation
The extinction of the debt freed him from financial burden.
A extinção da dívida o libertou do fardo financeiro.
4. The abolition or annulment of something
The extinction of outdated laws modernized the legal system.
A extinção de leis obsoletas modernizou o sistema legal.