The Lord of the Rings Extra is a term used to refer to the extended edition of the film trilogy based on J.R.R. Tolkien's novel of the same name. The extra content includes additional scenes, special effects, and music. The crossword solution for this term is ORC, which stands for 'Orcs', a race of creatures in the novel and films. Orcs are described as being cruel, aggressive, and warlike, and they serve as the primary antagonists of the story.