sedimentmatter that settles to the bottom of a liquid; material deposited by water or windRiver sediment carried downstream can build up and form deltas at the coast.NoteRiver sediment carried downstream can build up and form deltas at the coast.Elon.io is an online learning platformWe have an entire course teaching IELTS Vocabulary — Band 7+ grammar and vocabulary.Start learning IELTS Vocabulary — Band 7+ now