any long, slender worm of the phylum Nematomorpha, developing parasitically on insects and crustaceans, and free-living as adults in streams and ponds.
Alaskan Bull WormRead more in this article about some frequently asked questions and fun facts related to our definitions.
When To Use “A,” “An,” And “The”Articles are words that make it clear whether a noun refers to something specific or something general. The English language has only three articles: a, an, and the. This stanza from Emily Dickinson’s poem “A Bird Came Down the Walk” demonstrates the use of all three: A Bird came down the Walk— He did not know I saw— He bit an Angleworm in halves And …
- horsehair fungus,
- horsehair toadstool,
- horsehair-blight fungus,
- horsehead nebula,
Origin of horsehair worm
First recorded in 1745–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
another name for hairworm (def. 2)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012