Of the nature of a parasite; having the habits of a parasite; fawning for food or favors; sycophantic.

Of or pertaining to parasites; living on, or deriving nourishment from, some other living animal or plant. See Parasite, 2 & 3.

feeding on a living organism to obtain food. Examples would be a plant rust or a tapeworm/fluke.

a fungus that grows at the expense of another organism, drawing nourishment from it. Example: Armillaria mellea (also called the honey mushroom or oak root rot fungus).

A term used to describe a way of life where most or all of an organisms nutrition comes from another organism (the host).

depending on something else for existence and as a consequence destroying it by absorbing its essence A dog's coat can be host to a number of parasitic creatures. parasite (n)

To obtain nutrients necessary for life from another living organism. For example, a mosquito is a parasite of warm-blooded animals, including humans.

of plants or persons; having the nature or habits of a parasite or leech; living off another; "a wealthy class parasitic upon the labor of the masses"; "parasitic vines that strangle the trees"; "bloodsucking blackmailer"; "his indolent leechlike existence"

living on or in the organism of another species, known as the host, and obtaining nutrients from its body.

the act of harmfully living off of another organism without benefiting it in any way

An organism that grows, feeds, and is sheltered on or in a different organism while contributing nothing to the survival of its host..

A virus that requires a host to help it to spread.

living as a parasite.

the nature of an organism that lives on or in another organism from which it gets its nourishment.

Having to do with a parasite, as in a parasitic infection; or acting like a parasite by taking nourishment from another. See the entire definition of Parasitic

an organism that lives on or in another living organism (the host) and obtains nutrition from the host.

Fungi that grow by taking nourishment from other living organisms

A type of symbiosis where two (or more) organisms from different species live in close proximity to one another, in which one member depends on another for its nutrients, protection, and/or other life functions. The dependent member (the parasite) benefits from the relationship while the other one (the host) is harmed by it.