noun. The act or process of dividing a complex task or structure into smaller, often more manageable pieces.

noun. The act of dividing complex code into libraries with common functionality to help make the process of programming more manageable and reusable.

noun. the act of distributing things into classes or categories of the same type

noun. a mild state of dissociation

"This compartmentalization is a unique feature of mainstream U.S. culture: Don't mix personal and work issues; my family is separate from my friends; my tennis friends do not necessarily have to know my classical music friends, and so on."

decompartmentalization  

disassociation  dissociation  

amass  belt-tightening  depolarization  disenfranchisement  di¤erence