Computer Science To alter (a file, for example) using a secret code so as to be unintelligible to unauthorized parties.(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 "encrypt" in a sentence
"The term encrypt t1; t2 represents t1 encrypted with t2 and is usually written as ft1 gt2."
"On the "Tools" menu in Microsoft Outlook, for example, "encrypt" is an option."
"My Actiontec DSL router is set with WPA2 -- for some reason the printer insists that the password encrypt is TKIP when it is actually AES."