Definition of metachromasia in English:

metachromasia

noun ˌmɛtəkrə(ʊ)ˈmeɪzɪəˌmedəkrōˈmāZH(ē)ə

mass nounBiology

1The property of certain biological materials of staining a different colour from that of the stain used.
〔生〕异染性
Example sentencesExamples
- The metachromasy was found to be independent of phase transition temperature of vesicles.
- The change in color of a dye which results from metachromasy is not due to a change in pH of an aqueous solution containing it.
- In some conditions the increase of stirring time leads to a loss of metachromasy that is related to the dye deaggregation.
- In these cases, metachromasy is an indication of dimerization and polymerization of the adsorbed dyes.
- The literature contains numerous reviews of metachromasy, especially in the histological and histochemical journals.
1. 1.1 The property of certain stains of changing colour in the presence of certain biological materials.
  变色性
  Example sentencesExamples
  Under these conditions PBs appeared light blue, while metachromasia was observed for globoid inclusions that stained purple-blue.

Derivatives

metachromatic

adjective

Biology

These include the metachromatic stains or enzymatic stains.
Example sentencesExamples
- Case 2 involved a 3-year-old boy who received a mismatched unrelated bone marrow transplant for metachromatic leukodystrophy.
- The classic leukodystrophies include adrenoleukodystrophy, Krabbe's globoid cell, and metachromatic leukodystrophy, and a few other less well known entities.
- Fragments of metachromatic chondromyxoid extracellular material contained cells that were reminiscent of chondrocytes.
- Chordoma also presents with intensely metachromatic myxoid stroma, and the tumor cells may be single or arranged in cords.

Origin

Early 20th century: modern Latin, from meta- (expressing change) + Greek khrōma 'colour'.

Definition of metachromasia in US English:

metachromasia

(also metachromasy)

nounˌmedəkrōˈmāZH(ē)ə

Biology

1The property of certain biological materials of staining a different color from that of the stain used.
〔生〕异染性
Example sentencesExamples
- The literature contains numerous reviews of metachromasy, especially in the histological and histochemical journals.
- The metachromasy was found to be independent of phase transition temperature of vesicles.
- In some conditions the increase of stirring time leads to a loss of metachromasy that is related to the dye deaggregation.
- The change in color of a dye which results from metachromasy is not due to a change in pH of an aqueous solution containing it.
- In these cases, metachromasy is an indication of dimerization and polymerization of the adsorbed dyes.
1. 1.1 The property of certain stains of changing color in the presence of certain biological materials.
  变色性
  Example sentencesExamples
  Under these conditions PBs appeared light blue, while metachromasia was observed for globoid inclusions that stained purple-blue.

Origin

Early 20th century: modern Latin, from meta- (expressing change) + Greek khrōma ‘color’.

词汇	metachromasia
释义	Definition of metachromasia in English: metachromasia noun ˌmɛtəkrə(ʊ)ˈmeɪzɪəˌmedəkrōˈmāZH(ē)ə mass nounBiology 1The property of certain biological materials of staining a different colour from that of the stain used. 〔生〕异染性 Example sentencesExamples The metachromasy was found to be independent of phase transition temperature of vesicles. The change in color of a dye which results from metachromasy is not due to a change in pH of an aqueous solution containing it. In some conditions the increase of stirring time leads to a loss of metachromasy that is related to the dye deaggregation. In these cases, metachromasy is an indication of dimerization and polymerization of the adsorbed dyes. The literature contains numerous reviews of metachromasy, especially in the histological and histochemical journals. 1.1 The property of certain stains of changing colour in the presence of certain biological materials. 变色性 Example sentencesExamples Under these conditions PBs appeared light blue, while metachromasia was observed for globoid inclusions that stained purple-blue. Derivatives metachromatic adjective Biology These include the metachromatic stains or enzymatic stains. Example sentencesExamples Case 2 involved a 3-year-old boy who received a mismatched unrelated bone marrow transplant for metachromatic leukodystrophy. The classic leukodystrophies include adrenoleukodystrophy, Krabbe's globoid cell, and metachromatic leukodystrophy, and a few other less well known entities. Fragments of metachromatic chondromyxoid extracellular material contained cells that were reminiscent of chondrocytes. Chordoma also presents with intensely metachromatic myxoid stroma, and the tumor cells may be single or arranged in cords. Origin Early 20th century: modern Latin, from meta- (expressing change) + Greek khrōma 'colour'. Definition of metachromasia in US English: metachromasia (also metachromasy) nounˌmedəkrōˈmāZH(ē)ə Biology 1The property of certain biological materials of staining a different color from that of the stain used. 〔生〕异染性 Example sentencesExamples The literature contains numerous reviews of metachromasy, especially in the histological and histochemical journals. The metachromasy was found to be independent of phase transition temperature of vesicles. In some conditions the increase of stirring time leads to a loss of metachromasy that is related to the dye deaggregation. The change in color of a dye which results from metachromasy is not due to a change in pH of an aqueous solution containing it. In these cases, metachromasy is an indication of dimerization and polymerization of the adsorbed dyes. 1.1 The property of certain stains of changing color in the presence of certain biological materials. 变色性 Example sentencesExamples Under these conditions PBs appeared light blue, while metachromasia was observed for globoid inclusions that stained purple-blue. Origin Early 20th century: modern Latin, from meta- (expressing change) + Greek khrōma ‘color’.
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