Definition of "worm" []

  • Any of various invertebrates, as those of the phyla Annelida, Nematoda, Nemertea, or Platyhelminthes, having a long, flexible, rounded or flattened body, often without obvious appendages. (noun)
  • Any of various crawling insect larvae, such as a grub or a caterpillar, having a soft elongated body. (noun)
  • Any of various unrelated animals, such as the shipworm or the slowworm, resembling a worm in habit or appearance. (noun)
  • Something, such as the thread of a screw or the spiral condenser in a still, that resembles a worm in form or appearance. (noun)
  • The spirally threaded shaft of a worm gear. (noun)
  • Any of various invertebrates, esp the annelids (earthworms, etc), nematodes (roundworms), and flatworms, having a slender elongated body (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • Any of various insect larvae having an elongated body, such as the silkworm and wireworm (noun)
  • Any of various unrelated animals that resemble annelids, nematodes, etc, such as the glow-worm and shipworm (noun)
  • A gnawing or insinuating force or agent that torments or slowly eats away (noun)
  • A wretched or spineless person (noun)
  • Anything that resembles a worm in appearance or movement (noun)
  • A shaft on which a helical groove has been cut, as in a gear arrangement in which such a shaft meshes with a toothed wheel (noun)
  • A spiral pipe cooled by air or flowing water, used as a condenser in a still (noun)
  • Any wormlike organ, structure, or part, such as the middle lobe of the cerebellum (vermis cerebelli) (noun)
  • A program that duplicates itself many times in a network and prevents its destruction. It often carries a logic bomb or virus (noun)
  • To move, act, or cause to move or act with the slow sinuous movement of a worm (verb)
  • To make (one's way) slowly and stealthily; insinuate (oneself) (verb)
  • To extract (information, a secret, etc) from by persistent questioning (verb)
  • To free from or purge of worms (verb)
  • To wind yarn around (a rope) so as to fill the spaces between the strands and render the surface smooth for parcelling and serving (verb) (c) HarperCollins Publishers Ltd 2016

Use "worm" in a sentence
  • "To add to the confusion, Mondino dei Luzzi (1306) described the choroid plexus in the lateral ventricles as a worm which can open and close the passage between the anterior and middle ventricles, with the result that, in the late Middle Ages, the term ˜worm™ could refer to no less than three different parts of the brain: the vermis of the cerebellum, the pineal body and the choroid plexus"
  • "This is a worm "_sui generis_," the mode of its propagation being entirely unknown; and from its being the only living creature (man excepted) that will devour this plant, [B] it is called "_tobacco worm_.""
  • "_Man that is a worm, and the son of man, which is a worm_. ""