parasite
word
Definition
A parasite is a living organism that lives on or inside another living being and gets its food from it, often causing harm. Sometimes, the term is also used to describe a person who takes advantage of others without giving anything back.
Usage & Nuances
Used mostly in biology and medicine; the figurative meaning (someone who exploits others) is informal and sometimes derogatory. Common phrase: 'social parasite'. Not to be confused with 'bacteria' or 'virus', which are different kinds of organisms.
Example Sentences
A tapeworm is a common parasite found in animals.
basic
The doctor explained how a parasite lives inside the body.
basic
A mosquito can carry a dangerous parasite that causes malaria.
basic
Some people call him a parasite because he never works and just lives off his friends.
natural
If you don’t get rid of that parasite, your pet could get really sick.
natural
The relationship between the parasite and its host is a good example of how nature can be harsh.
natural