Definition of complexity
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
He was impressed by the complexity of the music.
The diagram illustrates the complexity of the cell's structure.
He doesn't grasp the complexity of the situation.
Recent Examples of complexity from the Web
The answer could help scientists understand the complexities of both stellar and black hole formation.
The central bank had already been battling pessimistic traders by repeatedly strengthening the daily fixing, while an opaque change to the setting announced Friday added to the complexity of betting on future movements.
Khalil’s death provides insight into the difficulty and complexity of investigating child abuses cases, especially the ones that result in death.
The following books depict women outside of sentimentality and place them at the center of difficult journeys or in situations that celebrate the complexity of their identities as women, Latinas and of course, mothers.
If popular teaching tropes reduce students’ complexity, so do ineffective classrooms.
Frank's piece portrayed Schmeling in all his aging complexity, his mixture of pride and sin of omission, expedience in the face of evil, and his tangled sense of moral responsibility.
Factors like mineral rights (including oil and gas leases), septic systems and county/rural regulations can quickly add complexity to rural real estate sales or purchases.
High temperatures call for easy beauty and looks that catch the eye–without adding complexity to your style routine.
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
First Known Use: 1661
COMPLEXITY Defined for English Language Learners
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
Definition of complexity for Students
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
Learn More about complexity
See words that rhyme with complexity Thesaurus: All synonyms and antonyms for complexity Spanish Central: Translation of complexity Nglish: Translation of complexity for Spanish speakers Britannica English: Translation of complexity for Arabic speakers Britannica.com: Encyclopedia article about complexity
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).