Definitions:

1. A city in southern Alaska, located on Prince William Sound, known for its port, scenic beauty, and role in the Trans-Alaska Pipeline System. NOUN
   • Valdez is the southern terminus of the Trans-Alaska Pipeline System.
2. A Spanish-language surname, often used as a last name. NOUN
   • Luis Valdez is a prominent playwright and director.
3. In historical and event contexts, refers to the Exxon Valdez oil spill, one of the worst envirnmental disasters in U.S. history, which occurred in 1989 when an oil tanker ran aground near Valdez, Alaska, spilling millions of gallons of crude oil. NOUN
   • The Exxon Valdez disaster had long-term effects on Alaskan marine life.