Change speaker![](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/joanna.png?w=1100&ssl=1)
![](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/joanna.png?w=1100&ssl=1)
You're listening to Joanna
She has an American accent.
NGSL Rank: 1044
complex
ˈkɒmplɛks ![Listen](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/listen-icon-blue.png?w=1100&ssl=1)
![Listen](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/listen-icon-blue.png?w=1100&ssl=1)
Meanings
adjective
- consisting of many different and connected parts.E.g. a complex network of water channels
- denoting or involving numbers or quantities containing both a real and an imaginary part.
- denoting an ion or molecule in which one or more groups are linked to a metal atom by coordinate bonds.E.g. in naming complex ions, the names of the ligands are cited first
noun
- a group or system of different things that are linked in a close or complicated way; a network.E.g. a complex of mountain roads
- a related group of repressed or partly repressed emotionally significant ideas which cause psychic conflict leading to abnormal mental states or behaviour.
- an ion or molecule in which one or more groups are linked to a metal atom by coordinate bonds.E.g. two guanine bases can attach themselves to the same platinum atom, forming a stable complex
verb
- make (an atom or compound) form a complex with another.E.g. the DNA was complexed with the nuclear extract
Practise saying this word
complex
Joanna![](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/speak/play-30.png?w=1100&ssl=1)
![](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/speak/play-30.png?w=1100&ssl=1)
You
Reset
![](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/speak/record-30.png?w=1100&ssl=1)