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}, 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 — 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

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