English Dictionary

EOSIN

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 Dictionary entry overview: What does eosin mean? 

EOSIN (noun)
  The noun EOSIN has 1 sense:

1. a red fluorescent dye resulting from the action of bromine on fluorescein; used in cosmetics and as a biological stain for studying cell structuresplay

  Familiarity information: EOSIN used as a noun is very rare.


 Dictionary entry details 


EOSIN (noun)


Sense 1

Meaning:

A red fluorescent dye resulting from the action of bromine on fluorescein; used in cosmetics and as a biological stain for studying cell structures

Classified under:

Nouns denoting substances

Synonyms:

bromeosin; eosin

Hypernyms ("eosin" is a kind of...):

fluorescein; fluoresceine; fluorescent dye; resorcinolphthalein (a yellow dye that is visible even when highly diluted; used as an absorption indicator when silver nitrate solution is added to sodium chloride in order to precipitate silver chloride (turns pink when no chloride ions are left in solution and negative fluorescein ions are then absorbed))


 Context examples 


Video-microscopy procedure for the analysis of the nuclear chromatin organization status in neoplastic lesions and the detection of nuclear subpopulations on hematoxylin-eosin stained sections.

(Karyometry, NCI Thesaurus)

A regional lymph node TNM finding indicating that there are malignant cells in regional lymph node(s) no greater than 0.2 mm and are detected by hematoxylin and eosin stain or immunohistochemistry.

(N0 (i+) Stage Finding, NCI Thesaurus)

Eosin is an orangish-pink to red dye that stains the cytoplasmic material including connective tissue and collagen.

(Hematoxylin and Eosin Staining Method, NCI Thesaurus)

Granular leukocytes with a nucleus that usually has two lobes connected by a slender thread of chromatin, and cytoplasm containing coarse, round granules that are uniform in size and stainable by eosin.

(Eosinophil, NCI Thesaurus)

A microscopy staining method that utilizes Giemsa, a mixture of ethylene blue and eosin, which forms purplish-black crystals when dried.

(Giemsa Staining Method, NCI Thesaurus)

A morphologic finding referring to the presence of darkly stained nuclei due to abundance of DNA on hematoxylin-eosin stained sections.

(Hyperchromasia, NCI Thesaurus)

Rod-shaped structures of uncertain nature in the cytoplasm of immature myeloid cells, especially myeloblasts, in acute myelocytic leukemia; may be an abnormal form of lysosomes; they contain peroxidase and acid phosphatase, and stain red by azure-eosin stains.

(Auer Rod, NCI Thesaurus)

Hematoxylin-and-eosin, or H&E, is a routine staining procedure of tissue sections.

(Hematoxylin and Eosin Staining Method, NCI Thesaurus)



 Learn English with... Proverbs 
"Everything's eventual." (English proverb)

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"Have patience and you'll get what you want." (Arabic proverb)

"Creaking carts last longest." (Dutch proverb)



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