Ak·tyu·binsk (äk-tyo?o?b?nsk) See Aqtöbe.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.Aktyubinsk (Russian ak?tjubinsk) n (Placename) the former name (until 1991) of AktobeCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014Ak?tyu?binsk (?k?tyu b?nsk) n. a city in NW Kazakhstan. 258,900. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.