| parasite definitions |
| # | Definition | Sets |
| 1 | an animal or plant that lives in or on a host (another animal or plant) | 47 sets |
| 2 | animal or plant living on another; toady; sycophant; cf. para-: beside | 33 sets |
| 3 | an organism that lives in or on another organism; one who lives off another person | 29 sets |
| 4 | animal, plant, or person living on others; freeloader | 24 sets |
| 5 | an organism that lives in or on another organism | 21 sets |
| 6 | an organism that lives inside or on another organism | 17 sets |
| 7 | an organism that feeds on a living host | 14 sets |
| 8 | an organism that lives in or on another organism deriving nourishment at the expense of its host usually without killing it | 12 sets |
| 9 | (n.) an organism that lives on or in another organism; one who lives off another person | 11 sets |
| 10 | 1. scrounger; 2. animal which takes digested food from another | 10 sets |
| 11 | an organism that lives on or in a host and causes harm to the host | 9 sets |
| 12 | an organism that obtains its nutrition at the expense of another | 9 sets |
| 13 | animal, plant, or person living on others | 9 sets |
| 14 | (n) an organism that lives in or on another organism; one who lives off another person | 8 sets |
| 15 | animal or plant living on another; toady; sycophant | 7 sets |
| 16 | the organism that benefits | 7 sets |
| 17 | freeloader | 7 sets |
| 18 | a follower who hangs around a host (without benefit to the host) in hope of gain or advantage | 7 sets |
| 19 | an animal or plant that lives in or on a host | 6 sets |
| 20 | an organism that lives on or in an organism of another species, known as the host, from the body of which it obtains nutriment | 6 sets |
| 21 | an organism that lives on or in a host and causes it harm | 6 sets |
| 22 | organism that lives within or on another organism and harms that organism by feeding on it | 6 sets |
| 23 | plant or animal that lives on or in another and feeds off this other's body; a person receiving support without giving anything useful or meaningful in return | 6 sets |
| 24 | scrounger, animal which takes digested food from another | 6 sets |
| 25 | animal, plant, or person living on others, freeloader | 6 sets |
| 26 | an organism that lives on another organism but contributes nothing | 5 sets |
| 27 | an organism that takes nourishment from and exists at the expense of its host | 5 sets |
| 28 | an organism that feeds on a living host. | 5 sets |
| 29 | leech | 5 sets |
| 30 | organism that lives in another organism | 4 sets |
| 31 | one who lives off another's efforts | 4 sets |
| 32 | (n.) an organism that lives in or on another organism; one who lives off another person | 4 sets |
| 33 | an organism that feeds on another living creature, usually without killing it | 4 sets |
| 34 | the organism that benefits from parasitism | 4 sets |
| 35 | the organism that benefits by living on or in a host in a parasitism interaction | 4 sets |
| 36 | freeloader, deadbeat, sponger, sycophant | 4 sets |
| 37 | the organism that benefits by living on or in a host in a parasitism interaction. | 4 sets |
| 38 | organism that lives on or in a host and causes harm to the host | 4 sets |
| 39 | organisms that live on or in a host and cause harm to the host | 3 sets |
| 40 | sponger | 3 sets |
