Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of arthropod is as below...

Hypoderma :: Hypoderma (n.) An inner cellular layer which lies beneath the chitinous cuticle of arthropods, annelids, and some other invertebrates..

Uromere :: Uromere (n.) Any one of the abdominal segments of an arthropod.

Lindia :: Lindia (n.) A peculiar genus of rotifers, remarkable for the absence of ciliated disks. By some zoologists it is thought to be like the ancestral form of the Arthropoda..

Protozoonite :: Protozoonite (n.) One of the primary, or first-formed, segments of an embryonic arthropod..

Pycnogonida :: Pycnogonida (n. pl.) A class of marine arthropods in which the body is small and thin, and the eight legs usually very long; -- called also Pantopoda..

Arachnida :: Arachnida (n. pl.) One of the classes of Arthropoda. See Illustration in Appendix.

Trilobita :: Trilobita (n. pl.) An extinct order of arthropods comprising the trilobites.

Trilobite :: Trilobite (n.) Any one of numerous species of extinct arthropods belonging to the order Trilobita. Trilobites were very common in the Silurian and Devonian periods, but became extinct at the close of the Paleozoic. So named from the three lobes usually seen on each segment..

Malacopoda :: Malacopoda (n. pl.) A class of air-breathing Arthropoda; -- called also Protracheata, and Onychophora..

Stemmer :: Stemma (n.) One of the facets of a compound eye of any arthropod.

Urosome :: Urosome (n.) The abdomen, or post-abdomen, of arthropods..

Vitrella :: Vitrella (n.) One of the transparent lenslike cells in the ocelli of certain arthropods.

Anarthropoda :: Anarthropoda (n. pl.) One of the divisions of Articulata in which there are no jointed legs, as the annelids; -- opposed to Arthropoda..

Urite :: Urite (n.) One of the segments of the abdomen or post-abdomen of arthropods.

Baenosome :: Baenosome (n.) The thorax of Arthropods.

Water Breather :: Water breather () Any arthropod that breathes by means of gills.

Insecta :: Insecta (n. pl.) One of the classes of Arthropoda, including those that have one pair of antennae, three pairs of mouth organs, and breathe air by means of tracheae, opening by spiracles along the sides of the body. In this sense it includes the Hexapoda, or six-legged insects and the Myriapoda, with numerous legs. See Insect, n..

Merostomata :: Merostomata (n. pl.) A class of Arthropoda, allied to the Crustacea. It includes the trilobites, Eurypteroidea, and Limuloidea. All are extinct except the horseshoe crabs of the last group. See Limulus..

Arthropod :: Arthropod (n.) One of the Arthropoda.

Metastome :: Metastome (n.) A median elevation behind the mouth in the arthropods.

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