STAINING

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 Dictionary entry overview: What does staining mean? 

• STAINING (noun)
  The noun STAINING has 2 senses:

1. (histology) the use of a dye to color specimens for microscopic study

2. the act of spotting or staining something

  Familiarity information: STAINING used as a noun is rare.

 Dictionary entry details 

• STAINING (noun)

Sense 1

Meaning:

(histology) the use of a dye to color specimens for microscopic study

Classified under:

Nouns denoting acts or actions

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

dyeing (the use of dye to change the color of something permanently)

Domain category:

histology (the branch of biology that studies the microscopic structure of animal or plant tissues)

Hyponyms (each of the following is a kind of "staining"):

Gram's method; Gram's procedure; Gram's stain; Gram method; Gram stain (a staining technique used to classify bacteria; bacteria are stained with gentian violet and then treated with Gram's solution; after being decolorized with alcohol and treated with safranine and washed in water, those that retain the gentian violet are Gram-positive and those that do not retain it are Gram-negative)

Derivation:

stain (color for microscopic study)

Sense 2

Meaning:

The act of spotting or staining something

Classified under:

Nouns denoting acts or actions

Synonyms:

maculation; spotting; staining

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

dirtying; soiling; soilure (the act of soiling something)

 Context examples 

An immunophenotypic test result indicating positive staining of neoplastic cells for chromogranin A.

(Chromogranin A Positive Neoplastic Cells Present, NCI Thesaurus)

Chromosomal bands observed after staining with specific dyes.

(Chromosome Band, NCI Thesaurus)

That trick of staining the fishes’ scales of a delicate pink is quite peculiar to China.

(The Adventures of Sherlock Holmes, by Sir Arthur Conan Doyle)

An immunohistochemical technique that uses an anti-beta-catenin monoclonal antibody and subsequent staining by an avidin-biotin complex to immunostain beta-catenin.

(Beta Catenin Staining Method, NCI Thesaurus)

Chloroacetate esterase (CAE) is a cytochemical staining technique to specifically identify cells of the granulocyte lineage, from the early promyelocyte stage to mature neutrophils.

(Chloroacetate Esterase Staining Method, NCI Thesaurus)

It occurs in two states, euchromatin and heterochromatin, with different staining properties, and during cell division, it coils and folds to form the chromosomes.

(Chromatin Structure, NCI Thesaurus)

A microscopy staining method that utilizes acridine orange, a fluorescent cationic dye that is selective for nucleic acids, to determine the presence of viable cells or microorganisms in a sample.

(Acridine Orange Staining Method, NCI Thesaurus)

c-Myc staining is a sensitive immunohistochemical method for studying the tissue localization of c-Myc protein using antibody followed by a microscopic observation of the c-Myc staining distribution.

(c-Myc Staining Method, NCI Thesaurus)

Any rod shaped, anaerobic bacteria that cannot convert carbohydrates into acids and alcohols and has a cell wall that contains low levels of peptidoglycan and stains pink with the Gram staining technique.

(Non-Fermentative Gram Negative Bacillus, NCI Thesaurus)

Periodic Acid Schiff staining is useful for outlining tissue structures such as basement membranes, capsules and blood vessels.

(Periodic Acid Schiff Staining Method, NCI Thesaurus/CDISC)