Impossible to separate or part: inseparable pieces of rock. (adjective)
Very closely associated; constant: inseparable companions. (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 "inseparable" in a sentence
"Other than that you are a MacMurrough and as such bear a name inseparable from our country’s cause."
"The middle class is inseparable from the American Dream."
"Of course watching Google become a residue on the web itself, imbuing its colorful primaries on HTTP, as a lichen seduces a redwood, becoming inseparable from the host, also suggests a more organic approach to business as usual."