plural noun
On·​y·​choph·​o·​ra | \ ˌänəˈkäfərə\

Definition of Onychophora

: a class of Arthropoda or an independent phylum comprising small elongated velvety-skinned terrestrial invertebrate animals of damp dark habitats in warm regions that are in some respects intermediate between annelid worms and typical arthropods, that have an unsegmented vermiform body, numerous pairs of short unsegmented legs with terminal bifid claws, and a head bearing a pair of segmented antennae, a pair of oral papillae on which slime glands open, a pair of simple eyes, and a pair of jaws resembling blades, that possess a hemocoel as a body cavity, and that breathe by means of tracheae and excrete by means of nephridia

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Other Words from Onychophora

onychophoran \ ¦⸗⸗¦⸗⸗rən \ adjective or noun
onychophore \ ōˈnikəˌfō(ə)r , ˈänə̇kōˌ-​ \ noun, plural -s
onychophorous \ ¦änə¦käfərəs \ adjective

History and Etymology for Onychophora

New Latin, from onych- + -phora

Keep scrolling for more

Comments on Onychophora

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


one from the Upper Peninsula of Michigan

Get Word of the Day daily email!

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
True or False

Test your knowledge - and maybe learn something along the way.

Word Winder's CrossWinder

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!