hookworm

noun

hook·​worm ˈhu̇k-ˌwərm 

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

Examples of hookworm in a Sentence

Recent Examples on the Web

In addition to risks of hookworms and roundworms, pets are also vulnerable to whipworm, giardia and coccidia. —Julia Wuerz, The Conversation, 6 Feb. 2024

Intestinal parasites like hookworms and whipworms rank among the world’s most pressing public health crises. —Kate Golembiewski, Discover Magazine, 1 Aug. 2024

Hotez has led or is currently leading development of vaccines for hookworm, schistosomiasis, Chagas disease, and SARS. —Peter Hotez, TIME, 2 May 2024

Drug-resistant hookworms are spreading among pet dogs, and researchers have traced their origins to greyhounds raised for racing. —Laura Helmuth, Scientific American, 1 June 2023

Word History

First Known Use

1902, in the meaning defined at sense 1

Kids Definition

hookworm

noun

hook·​worm -ˌwərm 

1

: a parasitic nematode worm having strong hooks or plates about the mouth

2

: a diseased state marked by blood loss, paleness, and weakness due to hookworms in the intestine

called also hookworm disease

Medical Definition

hookworm

noun

hook·​worm ˈhu̇k-ˌwərm 

1

: any of several parasitic nematode worms of the family Ancylostomatidae that have strong buccal hooks or plates for attaching to the host's intestinal lining and that include serious bloodsucking pests

2

: ancylostomiasis