Definition of hookworm
1 : any of several parasitic nematode worms (family Ancylostomatidae) that have strong buccal hooks or plates for attaching to the host's intestinal lining and that include serious bloodsucking pests
2 : infestation with or disease caused by hookworms; especially : a lethargic anemic state in humans due to blood loss from hookworms feeding in the small intestine
Recent Examples of hookworm from the Web
Other infections, such as hookworms and roundworms, can be transmitted in a practice called coprophagia, in which animals ingest one another’s stool or by licking each others’ anuses, Dr. Nandi said in an email.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hookworm'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of hookworm
HOOKWORM Defined for Kids
Definition of hookworm for Students
: a small worm that lives in the intestines and makes people sick by sucking their blood
Seen and Heard
What made you want to look up hookworm? Please tell us where you read or heard it (including the quote, if possible).