par·​a·​sit·​o·​sis | \ ˌper-ə-sə-ˈtō-səs, -ˌsī-, ˌpa-rə-\
plural parasitoses\ ˌper-​ə-​sə-​ˈtō-​ˌsēz , -​ˌsī-​, ˌpa-​rə-​ \

Definition of parasitosis

: infestation with or disease caused by parasites

Examples of parasitosis in a Sentence

Recent Examples on the Web

Still others may work with people who suffer from delusions involving the skin — like delusional parasitosis, in which patients vehemently insist that their skin is infected with mites or fleas or other organisms, when in reality none are present. Melissa Dahl, The Cut, "The Science of How Your Feelings Affect Your Face," 21 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'parasitosis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of parasitosis

circa 1899, in the meaning defined above

History and Etymology for parasitosis

New Latin

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The first known use of parasitosis was circa 1899

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More Definitions for parasitosis


par·​a·​sit·​o·​sis | \ -sə-ˈtō-səs, -ˌsīt-ˈō- \
plural parasitoses\ -​ˌsēz \

Medical Definition of parasitosis

: infestation with or disease caused by parasites

Comments on parasitosis

What made you want to look up parasitosis? Please tell us where you read or heard it (including the quote, if possible).


to settle judicially or to act as judge

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