trichrome stain

tri·chrome stain

staining combinations that usually contain three dyes of contrasting colors selected to stain connective tissue, muscle, cytoplasm, and nuclei in bright colors; generally, tissue sections are first dyed in iron hematoxylin before being treated with the other dyes.

tri·chrome stain

(trī'krōm stān) Staining combinations that usually contain three dyes of contrasting colors selected to stain connective tissue, muscle, cytoplasm, and nuclei in bright colors; generally, tissue sections are first dyed in iron hematoxylin before being treated with the other dyes.