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  2. 2-Ethylhexyl salicylate - Wikipedia

    en.wikipedia.org/wiki/2-ethylhexyl_salicylate

    2-Ethylhexyl salicylate also known as octisalate or octyl salicylate, is an organic compound used as an ingredient in sunscreens and cosmetics to absorb UVB (ultraviolet) rays from the sun. [1] It is an ester formed by the condensation of salicylic acid with 2-ethylhexanol. It is a colorless oily liquid with a slight floral odor.

  3. Molar concentration - Wikipedia

    en.wikipedia.org/wiki/Molar_concentration

    Molar concentration or molarity is most commonly expressed in units of moles of solute per litre of solution. [1] For use in broader applications, it is defined as amount of substance of solute per unit volume of solution, or per unit volume available to the species, represented by lowercase : [2]

  4. Ergative case - Wikipedia

    en.wikipedia.org/wiki/Ergative_case

    In grammar, the ergative case (abbreviated erg) is the grammatical case that identifies a nominal phrase [2] as the agent of a transitive verb in ergative–absolutive languages. [ 3 ] Characteristics

  5. Head (linguistics) - Wikipedia

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

    The tree shows the extent to which English is primarily a head-initial language. On the broadest level, the verb phrase "discovered that he had been changed into a monstrous verminous bug" begins with the verb headword "discovered". Structure is descending as speech and processing move (visually in writing) from left to right.

  6. Variation (linguistics) - Wikipedia

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

    Variation is a characteristic of language: there is more than one way of saying the same thing in a given language. Variation can exist in domains such as pronunciation (e.g., more than one way of pronouncing the same phoneme or the same word), lexicon (e.g., multiple words with the same meaning), grammar (e.g., different syntactic constructions expressing the same grammatical function), and ...

  7. International English Language Testing System - Wikipedia

    en.wikipedia.org/wiki/International_English...

    International English Language Testing System (IELTS / ˈ aɪ. ɛ l t s /) [6] is an international standardized test of English language proficiency for non-native English language speakers. It is jointly managed by the British Council, IDP and Cambridge English, [6] and was established in 1989. IELTS is one of the major English-language tests ...

  8. C1 Advanced - Wikipedia

    en.wikipedia.org/wiki/C1_Advanced

    C1 Advanced looks to prove high-level achievement in English and is designed for learners preparing for university or professional life. It focuses on Level C1 of the Common European Framework of Reference for Languages (CEFR).

  9. Naproxen - Wikipedia

    en.wikipedia.org/wiki/Naproxen

    Naproxen's medical uses are related to its mechanism of action as an anti-inflammatory compound. [11] Naproxen is used to treat a variety of inflammatory conditions and symptoms that are due to excessive inflammation, such as pain and fever (naproxen has fever-reducing, or antipyretic, properties in addition to its anti-inflammatory activity). [11]