Definition, Meaning & Synonyms

parasite

noun
/ˈper.ə.saɪt/
Definition
An organism that lives on or in a host organism and gets its food at the expense of its host.
Examples
  • Malaria is caused by a single-celled parasite that infects red blood cells.
  • The tick is a common parasite that feeds on the blood of animals.
  • Some plants act as parasites, taking nutrients from their host plants.
Meaning
A parasite relies on another living being, typically called the host, to survive, often causing harm in the process.
Synonyms
  • Leech
  • Freeloader
  • Blighter
  • Sponger