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  2. Principle of compositionality - Wikipedia

    en.wikipedia.org/wiki/Principle_of_compositionality

    The problem for compositionality is that the meaning of reading or writing is not present in the words of the sentence, neither in "begin" nor in "book". Further, in the context of the philosophy of language, the principle of compositionality does not explain all of meaning.

  3. Opposite - Wikipedia

    en.wikipedia.org/wiki/Opposite

    Relational antonyms are word pairs where opposite makes sense only in the context of the relationship between the two meanings (teacher, pupil). These more restricted meanings may not apply in all scholarly contexts, with Lyons (1968, 1977) defining antonym to mean gradable antonyms, and Crystal (2003) warning that antonymy and antonym should ...

  4. Constituent (linguistics) - Wikipedia

    en.wikipedia.org/wiki/Constituent_(linguistics)

    In syntactic analysis, a constituent is a word or a group of words that function as a single unit within a hierarchical structure. The constituent structure of sentences is identified using tests for constituents. [1] These tests apply to a portion of a sentence, and the results provide evidence about the constituent structure of the sentence.

  5. Antimatter - Wikipedia

    en.wikipedia.org/wiki/Antimatter

    Antimatter particles carry the same charge as matter particles, but of opposite sign. That is, an antiproton is negatively charged and an antielectron is positively charged. Neutrons do not carry a net charge, but their constituent quarks do.

  6. Immediate constituent analysis - Wikipedia

    en.wikipedia.org/wiki/Immediate_constituent_analysis

    An important aspect of ICA in phrase structure grammars is that each individual word is a constituent by definition. The process of ICA always ends when the smallest constituents are reached, which are often words (although the analysis can also be extended into the words to acknowledge the manner in which words are structured).

  7. Glossary of chemistry terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_chemistry_terms

    Also acid ionization constant or acidity constant. A quantitative measure of the strength of an acid in solution expressed as an equilibrium constant for a chemical dissociation reaction in the context of acid-base reactions. It is often given as its base-10 cologarithm, p K a. acid–base extraction A chemical reaction in which chemical species are separated from other acids and bases. acid ...

  8. Converse (logic) - Wikipedia

    en.wikipedia.org/wiki/Converse_(logic)

    In the words of Asa Mahan: "The original proposition is called the exposita; when converted, it is denominated the converse. Conversion is valid when, and only when, nothing is asserted in the converse which is not affirmed or implied in the exposita." [5] The "exposita" is more usually called the "convertend".

  9. Syntactic Structures - Wikipedia

    en.wikipedia.org/wiki/Syntactic_Structures

    Syntactic Structures is an important work in linguistics by American linguist Noam Chomsky, originally published in 1957.A short monograph of about a hundred pages, it is recognized as one of the most significant and influential linguistic studies of the 20th century.