What's the difference between reader and subreader?

Reader

Definition:

(n.) One who reads.
(n.) One whose distinctive office is to read prayers in a church.
(n.) One who reads lectures on scientific subjects.
(n.) A proof reader.
(n.) One who reads manuscripts offered for publication and advises regarding their merit.
(n.) One who reads much; one who is studious.
(n.) A book containing a selection of extracts for exercises in reading; an elementary book for practice in a language; a reading book.

Example Sentences:

(1) Some international coverage of the outbreak was accused of misinforming western readers.
(2) Older women and those who present more archetypically as butch have an easier time of it (because older women in general are often sidelined by the press and society) and because butch women are often viewed as less attractive and tantalising to male editors and readers.
(3) "The pattern of consumption is that among ebook readers there is a desire to pre-order, or get it quickly, so ebook sales are particularly high in the first few weeks," he said.
(4) It is that beautiful moment when the original Metamorphosis is destroyed so that it can be refashioned for a global community of readers in dire need of new forms of storytelling.
(5) Remember, if he did seize group power and dispose of the Independent , he'd still be boss of the rest of INM: 200 or so papers and magazines around the world, dominant voices in Australasia, South Africa, India and Ireland itself, 100 million readers a week.
(6) But I think this isn’t a problem only kids face – we’ve become a country of trashy readers.
(7) An evaluation of the Ames Leukostix reagent strips for the detection of leukocyte esterase activity in urine was undertaken to determine the interlot precision and between reader reliability, to compare Leukostix and Chemstrip LN results, and to determine if the Ames Leukostix reagent strip provides an alternative to, or supplement for, the microscopic detection of leukocytes.
(8) A nine-year-old Scottish girl who attracted two million readers to a blog documenting her school lunches , consisting of unappealing and unhealthy dishes served up to pupils, has been forced to end the project after the council banned her from taking pictures of the food in school.
(9) Three experiments compared learning-disabled and skilled readers' performance on naturalistic memory measures, as well as investigated the relationship between memory performance on everyday and laboratory tasks.
(10) "I have a brilliant staff and we have a duty to serve our readers and will continue to do that.
(11) 8.25am BST As the day draws to a close it is time to bid the readers adieu and wrap up the live-blog for the day.
(12) It has emerged that Kelvin MacKenzie , who attacked the decision by Channel 4 News in his Sun column and called on readers to complain to the media regulator, did not in fact end up lodging a complaint himself.
(13) James Hornsby Abington, Northampton • Every 1 April, Guardian readers need to beware of the spoof story.
(14) But what about the readers of the paper, and the people who work there?
(15) Single stage semi-automated radioimmunoassays for total serum thyroxine (T4) and triiodothyronine (T3) are described which employ an automatic pipetting station, automatic gamma counter, and a programmable calculator with paper tape reader and printing facility.
(16) This difference, however, did not influence the detection of rhythmical ictal activity in cheek and sphenoidal montages in our study, nor the assignment of side, site or time of seizure onset by unbiased readers.
(17) The book begins with Holden directly addressing you, the reader, and he begins to retell the events over a three day period from last December.
(18) The generosity of your readers ensures these young people have a greater chance of a positive future."
(19) Those with unstable Dunlop test responses were much more likely to be backward or low normal readers than children with stable responses.
(20) Once an individual's radiologic education has progressed beyond a fundamental level, individual reader characteristics overshadow experience in the accuracy of chest film interpretation.