gram stain

gram stain

noun
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 [syn: Gram's method
WordNet® 3.0, © 2006 by Princeton University.
Cite This Source
Explore Dictionary.com
Previous Definition: gram solution
Next Definition: gram variable
Words Near: gram stain
More from Thesaurus.com
Synonyms and Antonyms for gram stain
More from Reference.com
Search for articles containing gram stain
More from Dictionary.com Translator
Dictionary.com Word FAQs

Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature