Lengthy/ˈleŋkθi/ Definition 1 of 2Pro Tip 1/3Time Duration Use 'lengthy' to describe something that takes a lot of time, often more than expected. The lengthy application process discouraged many candidates. Pro Tip 2/3Potentially Negative 'Lengthy' can imply that the duration is unnecessarily long or tedious. They were frustrated by the lengthy delay in the project's completion. Pro Tip 3/3Subjective Perception What is considered 'lengthy' can vary based on personal expectation. The movie wasn't long, but it felt lengthy to him.