determiner / pronoun / adverb
least
The smallest amount or degree.
This route takes the least time and avoids heavy traffic.
Etymology
The inherited superlative belongs to the word family of less and little. It identifies the minimum amount or degree within a comparison.
More examples
- Of the three plans, this one costs the least.
- She chooses the least expensive room.
- The least we can do is thank her.
Forms
least