(of bacteria) having a uniform distribution of flagella over the body surface.
(of certain protozoans) having cilia arranged spirally around the mouth.

1875–80; peri- + -trichous < Greek -trichos -haired; see -tricha, -ous Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
peritricha (pəˈrɪtrɪkə)
pl n , sing peritrich
1.  ciliate protozoans, of the order Peritrichida, in which the cilia are restricted to a spiral around the mouth
2.  bacteria having the entire cell surface covered with flagella
[C19: from New Latin, from peri- + Greek thrix hair]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

peritrichous pe·rit·ri·chous (pə-rĭt'rĭ-kəs)

  1. Of, relating to, or having cilia or other appendicular organs projecting from the periphery of a cell.

  2. Peritrichal.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
Typically, the cells are motile by peritrichous flagella and are aerobic.
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