Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

1

worm

play
noun \ˈwərm\

Medical Definition of worm

  1. 1:  any of various relatively small elongated usually naked and soft-bodied parasitic animals (as of the phylum Platyhelminthes)

  2. 2:  helminthiasis—usually used in plural <a dog with worms>

  3. worm·like \-ˌlīk\play adjective




2

worm

transitive verb

Medical Definition of worm

  1. :  to treat (an animal) with a drug to destroy or expel parasitic worms





Seen and Heard

What made you want to look up worm? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 12, 2016

of, relating to, or suggestive of marble

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

16.96 pounds 100 pounds 2.2 pounds 196.5 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ