adjective
Definition: Having a small width or limited space, especially when compared to its length.
Example: The narrow street made it difficult for cars to pass each other.
intransitive verb
Definition: To become less wide or to decrease in width.
Example: The road began to narrow as we approached the mountains.
noun
Definition: A small or limited width area, often referring to a passage or body of water that is not wide.
Example: The boat sailed through the narrow between the two islands.
transitive verb
Definition: To make something less wide or to limit its extent.
Example: She decided to narrow the focus of her research to just one topic.