Narrow Sth Reduce I Car Narrowed Meaning Number

Meaning: to reduce the number of possibilities, options or choices

• narrow down sth I was buying a new car and there were many models to choose from, but I wanted a fuel-efficient car so that narrowed down the range quite a bit.
  
  
• narrow sth down to sth Thirty people applied for the job, but after the first round of interviews we'd narrowed it down to just three.
  
  

Nouns often used as objects with narrow down: range, field, number, total