|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|
|a fool or simpleton; ninny.|
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.
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