unstructured

adjective

un·​struc·​tured ˌən-ˈstrək-chərd 

: lacking structure or organization: such as

a

: not formally organized in a set or conventional pattern

an unstructured question

feel insecure in an unstructured situation

b

: not having a system or hierarchy typical of an organized society

Synonyms of unstructured

• chaotic
• amorphous
• shapeless
• formless
• unformed
• unshaped

Examples of unstructured in a Sentence

Unstructured play time is important for children.

Her life is very unstructured.

Recent Examples on the Web

But trying to do that on a team as unstructured and chaotic as Chicago has been is a massive gamble. — Shayna Goldman, New York Times, 24 June 2026

But with that seventh shuffle, the deck suddenly tips into a highly unstructured state. — John Pavlus, Quanta Magazine, 17 June 2026

The following year, James and Carter were nominated for a Primetime Emmy award for unstructured reality program Becoming. — Tony Maglio, HollywoodReporter, 30 June 2026

Reality competition slipped to 45 from 50; unstructured reality rose to 38 from 36. — Michael Schneider, Variety, 12 June 2026

Word History

First Known Use

1936, in the meaning defined above

Medical Definition

unstructured

adjective

un·​struc·​tured ˌən-ˈstrək-chərd 

: lacking structure : not formally organized

unstructured psychological tests