Amphichromatic

Amphichromatic

Amphichromatic (or amphichroic) substances give one colour on reaction with an acid and another colour on reaction with a base. All acid-base indicators are amphichromatic in nature.

References

*Penguin Science Dictionary 1994, Penguin Books


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  • amphichromatic — Having the property of exhibiting either of two colors; e.g., litmus, an a. pigment that is red in acids and blue in alkalis. SYN: amphichroic. [amphi + G. chroma, color] * * * am·phi·chro·mat·ic (am″fĭ kro matґik) amphichroic …   Medical dictionary

  • amphichromatic —   a. producing two colours.    ♦ amphichrome, n. such a plant.    ♦ amphichrom, n …   Dictionary of difficult words

  • amphichroic — /am fi kroh ik/, adj. Chem. giving either of two colors, one with acids and one with alkalis. Also, amphichromatic /am fi kroh mat ik, kreuh /. [1875 80; AMPHI + CHROIC] * * * …   Universalium

  • amphichroic — SYN: amphichromatic. * * * am·phi·chro·ic (am″fĭ kroґik) [amphi + Gr. chrōma color] exhibiting two colors; affecting both red and blue litmus …   Medical dictionary

  • amphichroic — /am fi kroh ik/, adj. Chem. giving either of two colors, one with acids and one with alkalis. Also, amphichromatic /am fi kroh mat ik, kreuh /. [1875 80; AMPHI + CHROIC] …   Useful english dictionary

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