nan·o·tech·nol·o·gy (n?n??-t?k-n?l??-j?)n. The science and technology of nanoscale devices and materials, such as electronic circuits, constructed using single atoms and molecules.nan?o·tech·nol?o·gist n.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.nanotechnology (?næn??t?k?n?l?d??) or nanotechna branch of technology dealing with the manufacture of objects with dimensions of less than 100 nanometres and the manipulation of individual molecules and atomsCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014nan?o?tech?nol?o?gy (?næn ? t?k?n?l ? d?i, ?ne? n?-) n. a technology executed on the scale of less than 100 nanometers, the goal of which is to control individual atoms and molecules, esp. to create computer chips and other microscopic devices. [1970?75] Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.