arachnida |
<zoology> One of the classes of Arthropoda. They have four pairs of legs, no antennae nor wings, a pair of mandibles, and one pair of maxillae or palpi. The head is usually consolidated with the thorax. The respiration is either by trancheae or by pulmonary sacs, or by both. The class includes three principal orders: Araneina, or spiders; Arthrogastra, including scorpions, etc.; and Acarina, or mites and ticks. Origin: NL, fr. Gr. Spider. Source: Websters Dictionary (01 Mar 1998) |
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arachnidan |
<zoology> One of the Arachnida. Origin: Gr. Spider. Source: Websters Dictionary (01 Mar 1998) |
Synonyms : Arachnids
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Arachnida
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a large class of arthropods including spiders and ticks and scorpions and daddy longlegs; have four pairs of walking legs and no wings
ó: wordnet.princeton.edu/perl/webwn
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Arachnida
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The arachnids, Arachnida, are a class of invertebrate animals in the subphylum Chelicerata. Arachnids are named for the mythological figure Arachne.They are chiefly terrestrial arthropods, some 65,000 to 73,000 species including the spiders, scorpions, harvestmen, ticks, and mites. The arachnids are easily distinguished from the insects by the fact that they have eight legs instead of six. ...
ó: en.wikipedia.org/wiki/Arachnida
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Arachnida
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[ah-RACK-nid-ah] one of the classes of arthropods which includes the mites, ticks, spiders, scorpions, and harvestmen.
ó: members.aol.com/YESedu/glossary.html
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Arachnida
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Any of various arthropods having four pairs of legs (spiders, scorpions, mites, ticks).
ó: www.clover.okstate.edu/fourh/aitc/lessons/glossary...
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Arachnida
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The class to which spiders belong.
ó: tech.nscdiscovery.org/users/meec/lessons/spiders/v...
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