complex

adjective
UK: /ˈkɒm.pleks/
US: /kɑːmˈpleks/

  1. Difficult to understand or deal with.

    1. The instructions were too complex. [ ] [ ]
    2. The situation is more complex than I initially thought, it requires patience. [ ] [ ]

  2. Having many parts and being difficult to understand.

    1. It is a complex machine. [ ] [ ]
    2. The human body is an incredibly complex organism, made up of many systems. [ ] [ ]

Synonyms

complicated involved intricate
complex noun

  1. A group of buildings.

    1. I live in an apartment complex. [ ] [ ]
    2. The sports complex includes a swimming pool, a gym, and tennis courts, all together. [ ] [ ]

  2. A related group of repressed ideas and impulses that cause abnormal mental state.

    1. He has a complex about his height. [ ] [ ]
    2. Her feelings of inadequacy may stem from an inferiority complex that needs to be addressed. [ ] [ ]

Frequently Asked Questions

The word "complex" in English means: Difficult to understand or deal with., Having many parts and being difficult to understand..

The phonetic transcription of "complex" is /ˈkɒm.pleks/ in British English and /kɑːmˈpleks/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "complex": complicated, involved, intricate.

Example usage of "complex": "The instructions were too complex.". More examples on the page.