pacifarin

pacifarin definition - medical

pa·cif·a·rin (pə-sĭfˈər-ĭn)

noun
Any of various bacterial products that, introduced in small amounts, protect an organism from an infection or disease without killing the infectious agent.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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