The definition of interdependent is two or more people or things that rely on or are affected by each other.
When two people need each other and each feels it impossible to survive without the other, this is an example of a situation where the people would be described as interdependent.
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“Today, the mission of one institution can be accomplished only by recognizing that it lives in an interdependent world with conflicts and overlapping interests” (Jacqueline Grennan Wexler). Related Forms: inˌter·de·penˈdence, inˌter·de·penˈden·cy noun The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. interdependent
dependence on each other or one another; mutual dependence