arachnid
[ uh-rak-nid ]
/ əˈræk nɪd /
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noun
any wingless, carnivorous arthropod of the class Arachnida, including spiders, scorpions, mites, ticks, and daddy-longlegs, having a body divided into two parts, the cephalothorax and the abdomen, and having eight appendages and no antennae.Compare insect.
adjective
belonging or pertaining to the arachnids.
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Origin of arachnid
OTHER WORDS FROM arachnid
a·rach·ni·dan [uh-rak-ni-duhn], /əˈræk nɪ dən/, adjective, nounWords nearby arachnid
araceous, arachidic, arachidic acid, arachidonic acid, Arachne, arachnid, Arachnida, arachnidism, arachnodactyly, arachnoid, arachnoid cyst
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for arachnid
British Dictionary definitions for arachnid
arachnid
/ (əˈræknɪd) /
noun
any terrestrial chelicerate arthropod of the class Arachnida, characterized by simple eyes and four pairs of legs. The group includes the spiders, scorpions, ticks, mites, and harvestmen
Derived forms of arachnid
arachnidan, adjective, nounWord Origin for arachnid
C19: from New Latin Arachnida, from Greek arakhnē spider
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Scientific definitions for arachnid
arachnid
[ ə-răk′nĭd ]
Any of various arthropods of the class Arachnida, such as spiders, scorpions, mites, and ticks. Arthropods are characterized by four pairs of segmented legs and a body that is divided into two regions, the cephalothorax and the abdomen.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.