Gram-positive

[ gram-poz-i-tiv ]

/ ˈgræmˈpɒz ɪ tɪv /

adjective (often lowercase)

(of bacteria) retaining the violet dye when stained by Gram's method.

Origin of Gram-positive

First recorded in 1905–10; see origin at Gram's method

Words nearby Gram-positive

grampa, Grampian, Grampian Mountains, Grampian Region, Grampians, Gram-positive, gramps, grampus, Gram-Schmidt orthogonalization, Gramsci, Gram's method

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for Gram-positive

A Gram-positive stool due to cocci is suggestive of intestinal ulceration.
A Manual of Clinical Diagnosis|James Campbell Todd
This method is excellent for differentiating Gram-positive and Gram-negative organisms on the same slide.
The Fundamentals of Bacteriology|Charles Bradfield Morrey
The Gram-positive bacteria are violet and the Gram-negative are red.
The Fundamentals of Bacteriology|Charles Bradfield Morrey

British Dictionary definitions for Gram-positive

Gram-positive

adjective

designating bacteria that retain the violet stain in Gram's method

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for Gram-positive

gram-positive

adj.

Of, relating to, or being a bacterium that retains the violet stain used in Gram's method.

Scientific definitions for Gram-positive

gram-positive

Relating to a group of bacteria that turn a dark-blue color when subjected to a laboratory staining method known as Gram's method. Gram-positive bacteria have relatively thick cell walls and are generally sensitive to the destructive effects of antibiotics or the actions of the body's immune cells. Gram-positive bacteria include beneficial nitrogen-fixing bacteria in soil, as well as the bacteria that cause anthrax, botulism, leprosy, tuberculosis, scarlet fever, and strep throat. Compare gram-negative.

单词	gram-positive
释义	Gram-positive [ gram-poz-i-tiv ] / ˈgræmˈpɒz ɪ tɪv / adjective (often lowercase) (of bacteria) retaining the violet dye when stained by Gram's method. Origin of Gram-positive First recorded in 1905–10; see origin at Gram's method Words nearby Gram-positive grampa, Grampian, Grampian Mountains, Grampian Region, Grampians, Gram-positive, gramps, grampus, Gram-Schmidt orthogonalization, Gramsci, Gram's method Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for Gram-positive A Gram-positive stool due to cocci is suggestive of intestinal ulceration. A Manual of Clinical Diagnosis\|James Campbell Todd This method is excellent for differentiating Gram-positive and Gram-negative organisms on the same slide. The Fundamentals of Bacteriology\|Charles Bradfield Morrey The Gram-positive bacteria are violet and the Gram-negative are red. The Fundamentals of Bacteriology\|Charles Bradfield Morrey British Dictionary definitions for Gram-positive Gram-positive adjective designating bacteria that retain the violet stain in Gram's method Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for Gram-positive gram-positive adj. Of, relating to, or being a bacterium that retains the violet stain used in Gram's method. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for Gram-positive gram-positive Relating to a group of bacteria that turn a dark-blue color when subjected to a laboratory staining method known as Gram's method. Gram-positive bacteria have relatively thick cell walls and are generally sensitive to the destructive effects of antibiotics or the actions of the body's immune cells. Gram-positive bacteria include beneficial nitrogen-fixing bacteria in soil, as well as the bacteria that cause anthrax, botulism, leprosy, tuberculosis, scarlet fever, and strep throat. Compare gram-negative. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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