spider

[ spahy-der ]
/ ˈspaɪ dər /

noun

verb (used with object)

Also crawl. Digital Technology. to retrieve (data) from a website using a computer program, as in order to index web pages for a search engine: Her company spiders the web for cheap flights and vacation deals.

Origin of spider

1300–50; Middle English spithre, Old English spīthra, akin to spinnan to spin; cognate with Danish spinder

Related forms

spi·der·less, adjectivespi·der·like, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for spider

spider

/ (ˈspaɪdə) /

noun

Word Origin for spider

Old English spīthra; related to Danish spinder, German Spinne; see spin
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

Medicine definitions for spider

spider

[ spīdər ]

n.

Any of numerous arachnids of the order Araneae, having a body divided into a cephalothorax bearing eight legs, two poison fangs, and two feelers and an unsegmented abdomen bearing several spinnerets that produce the silk used to make nests, cocoons, or webs for trapping insects.
An arterial spider.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.