coessentiality

co·es·sen·tial

 (kō′ĭ-sĕn′shəl)
adj.
Having the same essence or nature.

co′es·sen′ti·al′i·ty (-shē-ăl′ĭ-tē) n.
co′es·sen′tial·ly adv.
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.