Definition of "obsolescent" []

• Being in the process of passing out of use or usefulness; becoming obsolete. (adjective)
• Biology Gradually disappearing; imperfectly or only slightly developed. Used of an organ or other part of an animal or plant. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "We have an incredible problem in obsolescent equipment."
• "I also show how "obsolescent" points of view can be turned and often were turned into instruments for the examination of modern theories and I give examples where such an examination shows them to be superior."
• "But if he had studied the matter a little more closely he would have learned that the humanities are remnants of points of view he himself calls "obsolescent," that they changed since the scientific revolution, that by now most of them have been voided of ontological content (in theology this is called demythologization) and can therefore no longer be used as critics of the scientific enterprise."