adjective / noun · academic
complex
UK/ˈkɒmpleks/US/ˈkɑːmplɛks/COM·plex
Band 5-6task2speaking
adjective: consisting of many different and connected parts; noun: a group of buildings or a related set of things
Examples
“The system is complex and requires careful planning.”
“They live in a residential complex near the university.”
“Solving the problem requires analysing several complex factors.”
Band 8 sentence
“Addressing climate change is a complex challenge that requires coordinated action across sectors.”
Collocations
- complex issue
- housing complex
Word family
complicated adjectivecomplexity noun
Common mistakes
an complex problem→a complex problem
It is complexious→It is complex / It is complicated
Say it for a higher band
5difficult→6complicated→7+complex
Synonyms
complicated
Easily confused
complicated
“The instructions are very complicated; I couldn't follow them.”
Related words
Learn this word with the rest of its set, and get reminded at the right time.
In Sublist 4
Learn it with its set