complexity

noun com·plex·i·ty \ kəm-ˈplek-sə-tē , käm- \
Updated on: 22 Nov 2017

Definition of complexity

plural complexities
1 : something complex
  • the complexities of the murder trial
2 : the quality or state of being complex
  • the complexity of the contract

Examples of complexity in a Sentence

  1. He was impressed by the complexity of the music.

  2. The diagram illustrates the complexity of the cell's structure.

  3. He doesn't grasp the complexity of the situation.

Recent Examples of complexity from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'complexity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of complexity


COMPLEXITY Defined for English Language Learners

complexity

noun

Definition of complexity for English Language Learners

  • : the quality or state of not being simple : the quality or state of being complex

  • : a part of something that is complicated or hard to understand


COMPLEXITY Defined for Kids

complexity

noun com·plex·i·ty \ kəm-ˈplek-sə-tē \

Definition of complexity for Students

plural complexities
1 : the quality or condition of being difficult to understand or of lacking simplicity
  • the complexity of a problem
2 : something difficult to understand or lacking simplicity
  • the complexities of business


Seen and Heard

What made you want to look up complexity? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to remove or wipe out

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!