Organism
host Audio
host [ hohst ]
Definitions related to host (organism):
  • (host) A person or other living organism that can be infected by a virus or other pathogen under natural conditions.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • (host) An organism that nourishes and supports another but does not benefit by the association; recipient of transplanted tissue or organ from a donor.
    NCI
    U.S. National Cancer Institute, 2021
  • (host cellular component) Any cellular component of a host cell. The host is an organism in which another organism, for instance a parasite or symbiont, spends part or all of its life cycle and from which it obtains nourishment and/or protection.
    Gene Ontology Dictionary
    Gene Ontology Consortium, 2021
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.