outdated

a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.

a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.

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Collins

World English Dictionary

outdate (ˌaʊtˈdeɪt)

—vb
	(tr) (of something new) to cause (something else) to become old-fashioned or obsolete

outdated (ˌaʊtˈdeɪtɪd)

—*adj*
	old-fashioned or obsolete

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline

Word Origin & History

outdated

1616, "grown obsolete," from out + date (q.v.). Out-of-date is attested from 1628.

Online Etymology Dictionary, © 2010 Douglas Harper
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Example sentences

In the modern world witchcraft can seem outdated, a taboo practice with little

relevance in a society of science.

There should be elevated tracks, thats the other problem with this they propose

using ancient outdated technology.

These are produced by outdated plants from unsorted garbage and do not conform

to modern standards for incineration.