Definition of hookworm in US English:



  • 1A parasitic nematode worm that inhabits the intestines of humans and other animals. It has hooklike mouthparts with which it attaches itself to the wall of the gut, puncturing the blood vessels and feeding on the blood.

    Ancylostoma, Uncinaria, Necator, and other genera, class Phasmida, including N. americanus, which infects millions of people in the tropics

    • ‘The blood loss caused by hookworms can produce a microcytic hypochromic anemia.’
    • ‘Adult roundworms and hookworms are parasites that live in your pet's small intestine.’
    • ‘Back in the Stone Age (or the Middle Ages, for that matter), the immunoglobulin E system had its hands full fighting off roundworms, tapeworms, hookworms, and flukes; it had no time for being precious about dust mites and cat hair.’
    • ‘When the animal defecates, the hookworms are shed and the larvae are picked up by humans through breaks in the skin, hair follicles and even through intact skin.’
    • ‘They are testing a protein derived from hookworms that could be used to prevent blood clots in stroke victims.’
    • ‘Our vet also found that he had hookworms and whipworms and these are now gone.’
    • ‘Certain species of hookworms can affect humans when the larvae burrow under humans' skin and cause an itchy rash.’
    • ‘In the case of hookworms, there may also be intestinal bleeding and anemia.’
    • ‘House flies are suspected of transmitting at least 65 human diseases such as typhoid fever, cholera, dysentery, tuberculosis, anthrax, leprosy, food poisoning, pinworms, hookworms, and some tapeworms.’
    • ‘Little threadworms and hookworms are about one centimetre long, while roundworms are about 20 cm long and our friend the tapeworm can reach up to 10 metres in length.’
    • ‘It eliminates the tissue stages of heartworms and also removes and controls adult and immature stages of hookworms.’
    • ‘The most common form of worms was hookworms, infecting 21.6 percent of those surveyed.’
    • ‘These can be roundworms, tapeworms or hookworms.’
    • ‘Roundworms, tapeworms, and hookworms most commonly infect cats.’
    • ‘A. duodenale and N. americanus are hookworms that cause blood loss, anemia, pica and wasting.’
    • ‘Although it may be caused by a myriad of nematodes, the most common infective agent is a dog and cat hookworm, Ancylostoma caninum and Ancylostoma braziliense.’
    • ‘‘One family came to me en masse - six members - for the elimination of their hookworms,’ Dr. Nelson notes.’
    1. 1.1 A disease caused by an infestation of hookworms, often resulting in severe anemia.
      • ‘How can we expect a man or a woman to do a full day's work if he or she is riddled with malaria, bilharzia or hookworm?’
      • ‘Ascaris lumbricoides, Trichuris trichiura, and hookworm are the most prevalent geohelminth infections.’
      • ‘Trichuris was more prevalent in urban children, Ascaris and hookworm were more common in rural children, and hookworm was particularly rare in the urban area.’
      • ‘Anyone who has recently been to a tropical country may have a test for hookworm.’
      • ‘The prevalence of hookworm had reduced from 55 per cent to eight per cent and schistosomiasis from 48 per cent to 24 per cent.’
      • ‘It conducted important research on such endemic parasitical diseases as hookworm, malaria, and yellow fever.’
      • ‘The troops suffered from malaria, dengue fever, beriberi, hookworm and pellagra.’
      • ‘We asked for a second opinion and began our relationship with Richard, who immediately diagnosed hookworm and successfully treated Max for it.’
      • ‘Among those implicated are rotavirus, hookworm, Giardia.’
      • ‘Nongovernment organizations have initiated public health programs such as the Rockefeller Foundation which undertook eradication of pellagra and hookworm.’
      • ‘In the developing countries this is normally the result of poor diet, often combined with blood loss due to parasitic infection, particularly hookworm.’
      • ‘The effect of hookworm could not be assessed because no individuals with hookworm had evidence of exercise-induced wheeze.’
      • ‘He has lost a lot of weight, due to hookworm, and he has open wounds in his chest and abdomen.’
      • ‘He was a public health scientist who cruised tropical rivers and hacked his way through jungles - a man who tirelessly fought hookworm, yellow fever, malaria and typhus fever in countries all over the world.’