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8 definitions found

From The Collaborative International Dictionary of English v.0.44 : [ gcide ]


  Methylene \Meth"yl*ene\, n. [F. m['e]thyl[`e]ne, from Gr. ? wine
     + ? wood; -- a word coined to correspond to the name wood
     spirit.] (Chem.)
     A divalent hydrocarbon radical, -CH2-, not known in the
     free state, but regarded as an essential residue and
     component of certain derivatives of methane; as, methylene
     bromide, CH2Br2; -- formerly called also methene.
     [1913 Webster]
  
     Methylene blue (Chem.), an artificial dyestuff consisting
        of a complex sulphur derivative of diphenyl amine; --
        called also pure blue.
        [1913 Webster]

From Webster's Revised Unabridged Dictionary (1913) : [ web1913 ]


  Methylene \Meth"yl*ene\, n. [F. m['e]thyl[`e]ne, from Gr. ? wine
     + ? wood; -- a word coined to correspond to the name wood
     spirit.] (Chem.)
     A hydrocarbon radical, CH2, not known in the free state,
     but regarded as an essential residue and component of certain
     derivatives of methane; as, methylene bromide, CH2Br2; --
     formerly called also methene.
  
     Methylene blue (Chem.), an artificial dyestuff consisting
        of a complex sulphur derivative of diphenyl amine; --
        called also pure blue.

From WordNet (r) 2.0 : [ wn ]


  methylene blue
       n : a dark green dye used as a stain, an antiseptic, a chemical
           indicator, and an antidote in cyanide poisoning [syn: methylthionine
           chloride]

From English Wiktionary: All languages (2023-07-27) : [ dictinfo.com:wikt-en-ALL-2023-07-27 ]


  methylene blue
     n.
     (lb en organic compound) A heterocyclic aromatic chemical compound
  with many uses in biology and chemistry.

From English Wiktionary: English language only (2023-07-27) : [ dictinfo.com:wikt-en-en-2023-07-27 ]


  methylene blue
     n.
     (lb en organic compound) A heterocyclic aromatic chemical compound
  with many uses in biology and chemistry.

From English Wiktionary: Western, Greek, and Slavonic languages only (2023-07-27) : [ dictinfo.com:wikt-en-Western_Greek_Slavonic-2023-07-27 ]


  methylene blue
     n.
     (lb en organic compound) A heterocyclic aromatic chemical compound
  with many uses in biology and chemistry.

From English Wiktionary: Western languages only (2023-07-27) : [ dictinfo.com:wikt-en-Western-2023-07-27 ]


  methylene blue
     n.
     (lb en organic compound) A heterocyclic aromatic chemical compound
  with many uses in biology and chemistry.

From English - German Ding/FreeDict dictionary ver. 1.9-fd1 : [ freedict:eng-deu ]


  methylene blue /mˈɛθɪlˌiːn blˈuː/
  Methylenblau

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