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  2. English prefix - Wikipedia

    en.wikipedia.org/wiki/English_prefix

    Unlike derivational suffixes, English derivational prefixes typically do not change the lexical category of the base (and are so called class-maintaining prefixes). Thus, the word do, consisting of a single morpheme, is a verb, as is the word redo, which consists of the prefix re-and the base root do.

  3. Prefix grammar - Wikipedia

    en.wikipedia.org/wiki/Prefix_grammar

    In theoretical computer science and formal language theory, a prefix grammar is a type of string rewriting system, consisting of a set of string rewriting rules, and similar to a formal grammar or a semi-Thue system. What is specific about prefix grammars is not the shape of their rules, but the way in which they are applied: only prefixes are ...

  4. Formal language - Wikipedia

    en.wikipedia.org/wiki/Formal_language

    In logic, mathematics, computer science, and linguistics, a formal language consists of words whose letters are taken from an alphabet and are well-formed according to a specific set of rules called a formal grammar. The alphabet of a formal language consists of symbols, letters, or tokens that concatenate into strings called words. [1]

  5. List of formal language and literal string topics - Wikipedia

    en.wikipedia.org/wiki/List_of_formal_language...

    Context-free grammar; Context-sensitive grammar; Context-sensitive language; Decidable language; ECLR-attributed grammar; Finite language; Formal grammar; Formal language; Formal system; Generalized star height problem; Kleene algebra; Kleene star; L-attributed grammar; LR-attributed grammar; Myhill-Nerode theorem; Parsing expression grammar ...

  6. Chomsky hierarchy - Wikipedia

    en.wikipedia.org/wiki/Chomsky_hierarchy

    The Chomsky hierarchy in the fields of formal language theory, computer science, and linguistics, is a containment hierarchy of classes of formal grammars. A formal grammar describes how to form strings from a language's vocabulary (or alphabet) that are valid according to the language's syntax.

  7. Grammar - Wikipedia

    en.wikipedia.org/wiki/Grammar

    Syntax refers to the linguistic structure above the word level (for example, how sentences are formed) – though without taking into account intonation, which is the domain of phonology. Morphology, by contrast, refers to the structure at and below the word level (for example, how compound words are formed), but above the level of individual ...

  8. List of Greek and Latin roots in English/A–G - Wikipedia

    en.wikipedia.org/wiki/List_of_Greek_and_Latin...

    The following is an alphabetical list of Greek and Latin roots, stems, and prefixes commonly used in the English language from A to G. See also the lists from H to O and from P to Z . Some of those used in medicine and medical technology are not listed here but instead in the entry for List of medical roots, suffixes and prefixes .

  9. Synonym - Wikipedia

    en.wikipedia.org/wiki/Synonym

    Synonym list in cuneiform on a clay tablet, Neo-Assyrian period [1] A synonym is a word, morpheme, or phrase that means precisely or nearly the same as another word, morpheme, or phrase in a given language. [2] For example, in the English language, the words begin, start, commence, and initiate are all synonyms of one another: they are ...