staining

Noun
  1. (histology) the use of a dye to color specimens for microscopic study (synset 100276416)
    referred to in: histology - the branch of biology that studies the microscopic structure of animal or plant tissues
    is a type of: dyeing - the use of dye to change the color of something permanently
    subtypes: gram method, gram stain, gram's method, gram's procedure, gram's 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
  2. The act of spotting or staining something (synset 100277657)
    is a type of: dirtying, soiling, soilure - the act of soiling something
    same as: maculation, spotting

Other Searches