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  2. Thesaurus - Wikipedia

    en.wikipedia.org/wiki/Thesaurus

    Thesaurus Linguae Latinae. A modern english thesaurus. A thesaurus (pl.: thesauri or thesauruses), sometimes called a synonym dictionary or dictionary of synonyms, is a reference work which arranges words by their meanings (or in simpler terms, a book where one can find different words with similar meanings to other words), [1] [2] sometimes as a hierarchy of broader and narrower terms ...

  3. Controlled vocabulary - Wikipedia

    en.wikipedia.org/wiki/Controlled_vocabulary

    For example, in the Library of Congress Subject Headings [6] (a subject heading system that uses a controlled vocabulary), preferred terms—subject headings in this case—have to be chosen to handle choices between variant spellings of the same word (American versus British), choice among scientific and popular terms (cockroach versus ...

  4. Help:Text formatting - Wikipedia

    en.wikipedia.org/wiki/Help:Text_formatting

    Note that the current default size depends on context and enclosing formatting: For example, footnotes and references default to displayed in a slightly smaller-than-usual font, and headings (of various levels) default to displaying in a slightly larger font.

  5. Synonym (taxonomy) - Wikipedia

    en.wikipedia.org/wiki/Synonym_(taxonomy)

    At the species level, subjective synonyms are common because of an unexpectedly large range of variation in a species, or simple ignorance about an earlier description, may lead a biologist to describe a newly discovered specimen as a new species. A common reason for objective synonyms at this level is the creation of a replacement name.

  6. Homoscedasticity and heteroscedasticity - Wikipedia

    en.wikipedia.org/wiki/Homoscedasticity_and...

    The disturbance in matrix A is homoscedastic; this is the simple case where OLS is the best linear unbiased estimator. The disturbances in matrices B and C are heteroscedastic. In matrix B, the variance is time-varying, increasing steadily across time; in matrix C, the variance depends on the value of . The disturbance in matrix D is ...

  7. Talk:Thesaurus - Wikipedia

    en.wikipedia.org/wiki/Talk:Thesaurus

    The associative relationship (related term or RT) shouldn't be used to link synonyms or near-synonyms. Synonyms and near-synonyms are best linked with a 'use for' (UF) or 'use' (USE) relationship. USE guides the user from a non-preferred term to the preferred term in a thesaurus.76.66.125.205 01:04, 22 February 2008 (UTC)

  8. Opposite - Wikipedia

    en.wikipedia.org/wiki/Opposite

    For instance, while the word "devout" has no direct opposite, it is easy to conceptualize a scale of devoutness, where "devout" lies at the positive end with a missing counterpart at the negative end. In certain cases, opposites can be formed with prefixes like "un-" or "non-," with varying levels of naturalness.

  9. Level of measurement - Wikipedia

    en.wikipedia.org/wiki/Level_of_measurement

    Level of measurement or scale of measure is a classification that describes the nature of information within the values assigned to variables. [1] Psychologist Stanley Smith Stevens developed the best-known classification with four levels, or scales, of measurement: nominal , ordinal , interval , and ratio .