ARACHNIDA

Pronunciation (US): (GB):

Meaning:

A large class of arthropods including spiders and ticks and scorpions and daddy longlegs; have four pairs of walking legs and no wings

Synonyms:

Arachnida; class Arachnida

Classified under:

Nouns denoting animals

Hypernyms ("Arachnida" is a kind of...):

class ((biology) a taxonomic group containing one or more orders)

Meronyms (members of "Arachnida"):

arachnid; arachnoid (air-breathing arthropods characterized by simple eyes and four pairs of legs)

Opiliones; order Opiliones; order Phalangida; Phalangida (harvestmen)

order Scorpionida; Scorpionida (true scorpions)

Chelonethida; order Chelonethida; order Pseudoscorpiones; order Pseudoscorpionida; Pseudoscorpiones; Pseudoscorpionida (false scorpions)

order Pedipalpi; order Uropygi; Pedipalpi; Uropygi (whip scorpions)

Araneae; Araneida; order Araneae; order Araneida (spiders)

Acarina; order Acarina (mites and ticks)

Holonyms ("Arachnida" is a member of...):

Chelicerata; superclass Chelicerata (spiders; scorpions; horseshoe crabs)

Derivation:

arachnidian (relating to or resembling a member of the class Arachnida)