from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A coal tar derivative, C13H9N, that has a strongly irritating odor and is used in the manufacture of dyes and synthetics.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A tricyclic aromatic heterocycle, dibenzopyridine, obtained from coal tar; it is used in the manufacture of dyes and drugs
  • n. Any of many derivatives of this compound

from The Century Dictionary and Cyclopedia

  • n. An organic compound derived from anthracene by replacing one of its CH-groups with a nitrogen atom, its empirical formula being C14H9N. It is important in the color industry.


Sorry, no etymologies found.


  • In the article, Williams and colleagues used scanning tunneling microscopy to examine the dynamic properties of an organic thin film called acridine-9-carboxylic acid, or ACA.

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  • In recent years Crick, in collaboration with S. Brenner, has concentrated more on biochemistry and genetics leading to ideas about protein synthesis (the «adaptor hypothesis»), and the genetic code, and in particular to work on acridine-type mutants.

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  • Note the formation (red fluorescence) of acridine orange-accumulating acidic vesicular organelles (AVOs) in Red-Br-nos treated cells.

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  • Following treatments for 24 hr with DMSO alone (control), Red-Br-nos, LPS, Red-Br-nos and LPS, cells were stained with 1 µg/ml acridine orange for 15 min, washed with PBS, and examined under a Zeiss fluorescence microscope using a 40X objective lens Proteins from THP-1 cells pellets were resolved by polyacrylamide gel-electrophoresis and transferred onto polyvinylidene difluoride membranes (Millipore).

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  • Cell pellets were re-suspended in 1 ml of RPMI 1640 medium, and cell yields and viability were assessed by ethidium bromide/acridine orange staining.

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  • NK cell and K562 cell numbers and viability were measured by ethidium bromide/acridine orange staining.

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  • Some agents such as intoplicine, the acridine XR5000 (DACA) bind to DNA by intercalation

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  • Apoptosis was detected by acridine orange (AO) staining, DNA ladder assay and flow cytometric analysis.

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  • This analysis did not include gram stain and acridine-orange leucocyte cytospin test (AOLC) of 100 microliters of catheter blood (treated with edetic acid) which one group of investigators proposes. antibiotics are used, and occasionally the catheter will have to be removed.

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  • (control), Red-Br-nos, LPS, Red-Br-nos and LPS followed by staining with 1 µg/ml acridine.

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