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methylene Definition

methyl·ene (met̸hə lēn′)

noun

the divalent hydrocarbon radical CH, normally existing only in combination

Etymology: Fr méthylène < Gr methy, wine (see mead) + hylē, wood

methylene Usage Examples

Converse of object

  • use: The best way to achieve this is to use methylene blue solution to darken the water in the jar.

Modifies a noun

  • chloride: Of most concern have been the emissions of methylene chloride, a solvent used in the making of photographic film.
  • blue: In other words, the MINIMUM amount of methylene blue which gives the required color reaction should be used.
  • group: It is thus like a porphyrin, but with one of the bridging methylene groups removed.
  • chain: A Bead can move within limits which are strictly defined by the length of its methylene chain.
  • proton: To see why the methyl peak is split into a triplet, let's look at the methylene protons.
  • urea: Controlled release fertilizers may be derived from a number of materials, probably the most common being methylene urea.