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pleuropneumonialike organism[‚plu̇r·ō·nu̇¦mō·nyə‚lik ′ȯr·gə‚niz·əm]
A former classification for a poorly defined group of microorganisms classified in the order Mycoplasmatales, including the smallest organisms capable of independent life, and comparable in size to the large filterable viruses. Abbreviated PPLO.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.