Open Dictionary
mouse here to listen, click to choose/add more
Location: USA
Source: Learn That Word
Profile URL:

Are you a native English speaker? How do you pronounce this word?

Thank you for contributing!
upload mp3 file or record now it's easy, promised!

{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

Not simple; difficult to understand.

Watch out! You may see this word with another pronunciation and its meaning is then different.
Used as an adjective, listen here, it means: Not simple; difficult to understand. Used as a noun, listen here, it means: A group of buildings, or a large building with many parts, used for a particular purpose.

Usage examples (43)
  • The formula was too complex for the students.
  • The complex of shopping malls, houses, and roads created a new town
  • A complex set of variations based on a simple folk melody
  • Adjective : a complex highway system. ,complex machinery. ,a complex problem. ,complex methods; complex vector space for more
Tutoring comment

Tutoring comment not yet available...

add more
The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google,,, and YouTube,,,,, as well as the generous Creative Commons community.