To occupy completely the mind or attention of; engross. See Synonyms at monopolize.(verb-transitive)
To occupy or take possession of in advance or before another.(verb-transitive)
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.
Use "preoccupy" in a sentence
"The exhibition explores an artist who was strikingly modern in character, confronting subjects and themes – the city, sexuality, manners, social integration, crime, political corruption, charity and patriotism – that continue to preoccupy us today."
"One problem is that the ideas that preoccupy the author here have to do with language itself."
"Unravelling what happened and how close the nation came to disaster will preoccupy scientists and engineers for years."