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sea spider

noun
1.
any member of the arthropod class Pycnogonida, marine invertebrates with eight long walking legs attached to a small body consisting of a cephalothorax and vestigial abdomen.
Origin
1660-1670
1660-70
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for sea spider
  • Fluorescence of a sea spider and a small benthic amphipod.
British Dictionary definitions for sea spider

sea spider

noun
1.
a small marine arachnid, having four pairs of legs and somewhat resembling a spider, unusual in that the male carries the eggs once they are laid and cares for the offspring
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Encyclopedia Article for sea spider

any of the spiderlike marine animals comprising the class Pycnogonida (also called Pantopoda) of the phylum Arthropoda. Sea spiders walk about on the ocean bottom on their slender legs or crawl among plants and animals; some may tread water.

Learn more about sea spider with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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3
3
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