lengthy
adj.adj. lasting a long time, often longer than you expected or wanted. It is usually used to describe things like meetings, books, or processes.
adj. extending to a considerable or unusual distance or duration. Often carries a connotation of tediousness or excessive detail.
The meeting was very lengthy and everyone felt tired.
After a lengthy discussion about the budget, the committee finally agreed on a new plan.
The legal team warned that a lengthy investigation would be necessary to uncover the full extent of the financial discrepancies within the firm.
From length + -y.
Typically used to modify nouns related to time, speech, or written documents.
a very longly meetinga very lengthy meetingLearners sometimes try to turn the adjective 'long' into an adverbial form to describe duration, rather than using the specific adjective 'lengthy'.