Of, relating to, kept in, or suitable for archives: "An archival material should have a neutral or slightly alkaline pH; it should also . . . have good aging properties” ( Artist's Magazine). (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.
Use "archival" in a sentence
"The neat trick is to connect the uneasy church-and-state issues that dog Billy Graham, Jerry Falwell, Pat Robertson (who all play themselves in archival footage, thank you) all the way back to the arrival of the first religion-obsessed New World settlers."
"If you haven't carefully stored your Food sections in archival binders -- but really, who hasn't?"
"If only we could think of some change in archival and communication technology between 1974 and today …"