metatoluidine
Toluidine To*lu"i*dine, n. (Chem.) Any one of three metameric amido derivatives of toluene analogous to aniline, and called respectively {orthtoluidine}, {metatoluidine}, and {paratoluidine}; especially, the commonest one, or {paratoluidine}, which is obtained as a white crystalline substance. [1913 Webster]

Note: It is used in the aniline dye industry, and constitutes the essential nucleus or radical of those dyes. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • metatoluidine — /met euh teuh looh i deen , din/, n. Chem. a colorless, slightly water soluble liquid, C7H9N, the meta isomer of toluidine, used in the manufacture of dyes and other organic compounds. [META + TOLUIDINE] * * * …   Universalium

  • metatoluidine — /met euh teuh looh i deen , din/, n. Chem. a colorless, slightly water soluble liquid, C7H9N, the meta isomer of toluidine, used in the manufacture of dyes and other organic compounds. [META + TOLUIDINE] …   Useful english dictionary

  • orthtoluidine — Toluidine To*lu i*dine, n. (Chem.) Any one of three metameric amido derivatives of toluene analogous to aniline, and called respectively {orthtoluidine}, {metatoluidine}, and {paratoluidine}; especially, the commonest one, or {paratoluidine},… …   The Collaborative International Dictionary of English

  • paratoluidine — Toluidine To*lu i*dine, n. (Chem.) Any one of three metameric amido derivatives of toluene analogous to aniline, and called respectively {orthtoluidine}, {metatoluidine}, and {paratoluidine}; especially, the commonest one, or {paratoluidine},… …   The Collaborative International Dictionary of English

  • paratoluidine — Toluidine To*lu i*dine, n. (Chem.) Any one of three metameric amido derivatives of toluene analogous to aniline, and called respectively {orthtoluidine}, {metatoluidine}, and {paratoluidine}; especially, the commonest one, or {paratoluidine},… …   The Collaborative International Dictionary of English

  • Toluidine — To*lu i*dine, n. (Chem.) Any one of three metameric amido derivatives of toluene analogous to aniline, and called respectively {orthtoluidine}, {metatoluidine}, and {paratoluidine}; especially, the commonest one, or {paratoluidine}, which is… …   The Collaborative International Dictionary of English

  • toluidine — /teuh looh i deen , din/, n. Chem. any of three isomeric amines having the formula C7H9N, derived from toluene: used in the dye and drug industries. Cf. metatoluidine, orthotoluidine, paratoluidine. [1840 50; TOLU(ENE) + ID3 + INE2] * * * …   Universalium

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