"Lost In The Sound Of Separation" is the fourth studio album by the American metalcore band Underoath, released in 2008. The album features a blend of heavy guitar riffs, melodic elements, and intense vocals, showcasing the band's signature sound. It explores themes of struggle, loss, and emotional turmoil, resonating with listeners through its raw and honest lyrics. The album received positive reviews from critics and fans alike, highlighting its production quality and musical depth. It includes notable tracks such as "Desperate Times, Desperate Measures" and "Writing on the Walls," which further solidified Underoath's place in the metalcore genre.