Webster's 1913 Dictionary
ARTHROPODA
Ar *throp "o *da, n. pl. Etym: [NL. , fr. Gr. -poda. ] (Zoöl.)
Defn: A large division of Articulata, embracing all those that have jointed legs. It includes Insects, Arachnida, Pychnogonida, and Crustacea. -- Ar *throp "o *dal, a.
New American Oxford Dictionary
Arthropoda
Ar throp o da |ärˈTHräpədə ɑrˈθrɑpədə |Zoology a large phylum of invertebrate animals that includes insects, spiders, crustaceans, and their relatives. They have a segmented body, an external skeleton, and jointed limbs, and are sometimes divided among several phyla. ORIGIN late 19th cent.: modern Latin (plural ), from Greek arthron ‘joint ’ + pous, pod- ‘foot. ’
Oxford Dictionary
Arthropoda
Arthropoda |ˌɑːθrəˈpəʊdə | ▶plural noun Zoology a large phylum of invertebrate animals that includes insects, spiders, crustaceans, and their relatives. They have a segmented body, an external skeleton, and jointed limbs, and are sometimes placed in different phyla. ORIGIN modern Latin (plural ), from Greek arthron ‘joint ’ + pous, pod- ‘foot ’.
The Wordsmith Dictionary