complex
UK: ˈkɒm.plɛks | US: ˈkɑːm.plɛks
adj. consisting of many interconnected parts; intricate
n. a group of related buildings or facilities
n. (psychology) a group of repressed emotions influencing behavior
Derived from Latin complexus (past participle of complecti, "to entwine"), combining com- (intensive prefix meaning "together") and plectere ("to weave, fold"). The word originally described something physically intertwined, later evolving to denote abstract intricacy in the 17th century. The psychological sense emerged in early 20th-century psychoanalysis (e.g., "Oedipus complex").
The human brain is a highly complex organ.
The shopping complex includes a cinema and restaurants.
She has a complex about public speaking due to past experiences.
The problem requires a complex solution involving multiple disciplines.
His artwork explores complex themes of identity and memory.