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  2. List of natural phenomena - Wikipedia

    en.wikipedia.org/wiki/List_of_natural_phenomena

    A natural phenomenon is an observable event which is not man-made. Examples include: sunrise, weather, fog, thunder, tornadoes; biological processes, decomposition, germination; physical processes, wave propagation, erosion; tidal flow, and natural disasters such as electromagnetic pulses, volcanic eruptions, hurricanes and earthquakes. [1] [2]

  3. Glossary of landforms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_landforms

    Lava tube – Natural conduit through which lava flows beneath the solid surface; Lavaka – Type of gully, formed via groundwater sapping; Levee – Ridge or wall to hold back water, natural; Limestone pavement – Natural karst landform consisting of a flat, incised surface of exposed limestone; Loess – Sediment of accumulated wind-blown dust

  4. Natural product - Wikipedia

    en.wikipedia.org/wiki/Natural_product

    A natural product is a natural compound or substance produced by a living organism—that is, found in nature. [2] [3] In the broadest sense, natural products include ...

  5. List of Orchidaceae genera - Wikipedia

    en.wikipedia.org/wiki/List_of_Orchidaceae_genera

    The most up to date list of accepted genera, natural nothogenera, species and natural nothospecies with their synonyms can be found on the World Checklist of Selected Plants Families Search Page and Plants of the World Online published by the Royal Botanic Gardens, Kew.

  6. Terminology of alternative medicine - Wikipedia

    en.wikipedia.org/wiki/Terminology_of_alternative...

    The terms alternative medicine, complementary medicine, integrative medicine, holistic medicine, natural medicine, unorthodox medicine, fringe medicine, unconventional medicine, and new age medicine are used interchangeably as having the same meaning and are almost synonymous in most contexts. [1] [2] [3] [4]

  7. 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 ...

  8. Branches of science - Wikipedia

    en.wikipedia.org/wiki/Branches_of_science

    Natural science can be divided into two main branches: life science and physical science. Life science is alternatively known as biology, and physical science is subdivided into branches: physics, chemistry, astronomy and Earth science. These branches of natural science may be further divided into more specialized branches (also known as fields).

  9. List of dyes - Wikipedia

    en.wikipedia.org/wiki/List_of_dyes

    This is a list of dyes with Colour Index International generic names and numbers and CAS ... Synonyms C.I. generic name C.I. number ... Natural red 20 75530 natural ...