The American Heritage® Dictionary of the English Language, 4th Edition
n. Any of numerous small parasitic nematode worms of the family Ancylostomatidae, having a hooked mouthpart with which it fastens itself to the intestinal walls of its host, causing ancylostomiasis. Also called uncinaria.
n. Any of various parasitic bloodsucking roundworms which cause disease, especially the species Ancylostoma duodenale and Necator americanus. They have hooked mouthparts and enter their hosts by boring through the skin.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. infestation of the intestines by hookworms which enter the body (usually) through the skin
n. parasitic bloodsucking roundworms having hooked mouth parts to fasten to the intestinal wall of human and other hosts
Word Usage
"Founded in the wake of the tsunami in Southeast Asia, this group now serves both the U.S. and countries around the world, helping prevent diseases such as hookworm, which is commonly contracted through bare feet."