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The lexical route is the process whereby skilled readers can recognize known words by sight alone, through a "dictionary" lookup procedure. [ 1 ] [ 4 ] According to this model, every word a reader has learned is represented in a mental database of words and their pronunciations that resembles a dictionary, or internal lexicon.
[3] [6] The guiding principles of SWI are (1) "the primary function of English spelling is to represent meaning" [7] and (2) "conventions by which English spelling represents meaning are so well-ordered and reliable that spelling can be investigated and understood through scientific inquiry." [6] [8] [9]
Single-route models posit that lexical memory is used to store all spellings of words for retrieval in a single process. Dual-route models posit that lexical memory is employed to process irregular and high-frequency regular words, while low-frequency regular words and nonwords are processed using a sub-lexical set of phonological rules. [207]
Lexical and structural agraphia are caused by damage to the orthographic memory; these individuals cannot visualize the spelling of a word, though they do retain the ability to sound them out. [2] This impaired spelling memory can imply the loss or degradation of the knowledge or just an inability to efficiently access it. [ 2 ]
Word recognition, according to Literacy Information and Communication System (LINCS) is "the ability of a reader to recognize written words correctly and virtually effortlessly". It is sometimes referred to as "isolated word recognition" because it involves a reader's ability to recognize words individually from a list without needing similar ...
So whether the sound [k] is written with the letters "c" or "k" in I.T.A. depends on the way the sound is written in standard English spelling, as also whether the sound [z] is written with the ordinary "z" letter or with a special backwards "z" letter (which replaces the "s" of standard spelling where it represents a voiced sound, and which ...
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