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 (mĕz′ə-fīl′, mĕs′-)
Any of various organisms, especially certain bacteria and fungi, that thrive at moderate temperatures between about 25°C and 40°C.

mes′o·phil′ic (-fĭl′ĭk) 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) biology (esp of bacteria) having an ideal growth temperature of 20–45°C
mesophile n
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References in periodicals archive ?
Request for sample copy of this report Starter cultures for the production of cheese contain mesophilic lactic acid bacteria, which grow optimally at temperatures between 28C and 32C.
Psychrotrophic and mesophilic bacteria were determined using plate count agar (PCA, Merck).
High temperature is actually required during the feed palletization process where most of the mesophilic enzymes got denatured.
Samples taken at the certain days of storage were subjected to total aerobic mesophilic bacteria, total aerobic psychrotrophic bacteria, lactic acid bacteria, Pseudomonas, Enterobacteriaceae and yeast-mold counts as well as pH, color ([L.sup.*], [a.sup.*], and [b.sup.*]) and thiobarbituric acid reactive substances (TBARS) analyses.
Throughout the samples' shelf life, all treatments met the microbiological requirements for aerobic mesophilic bacteria and total coliforms.
The first stage lasts a few days, in which mesophilic microorganisms (organisms that thrive at 20-45 degrees Celsius) physically break down all biodegradable matter.
Total aerobic mesophilic bacteria (TAMB) and total aerobic psychrophilic bacteria (TAPB) were determined using Plate Count Agar (PCA, Merck, 1.05463) after incubation for 24-48 hours at 37[degrees]C and for 10 days at 7[degrees]C, respectively (Baumgard, 1986).
Aerobic Mesophilic Bacteria (AMB): The determination of Aerobic Mesophilic Bacteria (AMB) has been carried out according to the plate count method using spread plate technique and plate count agar.
Water (n = 19) and biofilm (n = 19) samples were previously collected from 2009 to 2011, in a total of 10 surveys from Mira lagoon and nine surveys from Tamega river to evaluate the natural habitat of the tested freshwater bivalves in terms of total mesophilic aerobic bacteria, Escherichia coli and Enterococcus spp., from the natural habitat.
The widespread use of refrigerating raw milk from milking on the farm to its delivery to dairy industries mitigates the risk of product deterioration associated with the growth of thermophilic and mesophilic microorganisms and proliferation of pathogenic microorganisms [1].