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phoresy

[fawr-uh-see]
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noun Zoology.
  1. (among insects and arachnids) a nonparasitic relationship in which one species is carried about by another.
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Origin of phoresy

1920–25; < New Latin phoresia < Greek phórēs(is) a wearing (phorē-, verbid stem of phoreîn, durative of phérein to bear1 + -sis -sis) + -ia -y3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for phoresy

phoresy

noun
  1. an association in which one animal clings to another to ensure movement from place to place, as some mites use some insects
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Word Origin

C20: from New Latin phoresia, from Greek phorēsis, from pherein to carry
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for phoresy

n.

1914, from French phorésie (1896), from Greek phoresis "being carried," from pherein "to carry" (see infer).

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Online Etymology Dictionary, © 2010 Douglas Harper

phoresy in Medicine

phoresy

(fôrĭ-sē)
n.
  1. A symbiotic relationship, especially among arthropods and some fishes, in which one organism transports another organism of a different species.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.