Also found in: Thesaurus, Medical.


Any of various extremely small bacteria of the genus Mycoplasma that lack cell walls, are usually nonmotile, and are often pathogenic or parasitic in mammals.

[New Latin genus name : myco- + plasma.]

my′co·plas′mal adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Biology) of, relating to, or caused by a mycoplasma
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Diagnosis and treatment of mycoplasmal infections in Persian Gulf War Illness-CFIDS patients.
Immunogenic properties and mycoplasmal pneumonia of swine (MPS) lung lesions in Large White pigs selected for higher peripheral blood immune capacity.
House finches in much of the continental United States experience annual epidemics of mycoplasmal conjunctivitis, caused by the bacterial pathogen Mycoplasma gallisepticum (MG).
Mycoplasmal DNA was successfully extracted from cells in the liquid medium.
The causative organism of bronchopneumonia is commonly aerobic bacteria, predisposing factors including viral or Mycoplasmal infection of respiratory tract and environmental stress, can interfere with respiratory clearance mechanism and with immune responsiveness (Quinn et al., 2011).
It may be seen inthe patients with viral or mycoplasmal infections (12).
Association of swine leukocyte antigen class II haplotypes and immune-related traits in a swine line selected for resistance to mycoplasmal pneumonia.
Huang, "Impact of bacterial and viral coinfection on mycoplasmal pneumonia in childhood community-acquired pneumonia," Journal of Microbiology, Immunology and Infection, vol.
Lopez-Soria et al., "Induction of mycoplasmal pneumonia in experimentally infected pigs by means of different inoculation routes," Veterinary Research, vol.
Many different mechanisms such as immune-complex-mediated damage, cytotoxic T cell-mediated immune responses, cytokines and chemokines released against mycoplasmal lipopeptides, and autoimmune reactions may play a role in some phases of the immune responses, and the innate immune response to mycoplasmas may also enhance the role of the adaptive immunity [23].
Lo, "Effects of mycoplasmal LAMPs on receptor responses to steroid hormones in mammalian cells," Current Microbiology, vol.