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

When processing indexes and documents, all unstructured property data has to fit structured fields, which again have to be reconciled. — Pranit Banthia, Forbes.com, 29 Sep. 2026

To pull off this look, regardless of the cut, straighten the roots perfectly and, from midlengths to ends, go for unstructured waves or a tousled effect. — María Diez, Glamour, 26 Sep. 2026

Yesterday morning, at Milan’s Palazzo del Ghiaccio, Max Mara showed a collection of funnel-neck trench coats, unstructured blazers and linen safari jackets in mousy shades of grey and brown for spring 2027. — Daniel Rodgers, Vogue, 25 Sep. 2026

Somewhere in the 1990s and 2000s, the unstructured, local, low-stakes version of youth sports started to change. — Dr. Edith Bracho-Sanchez, CNN Money, 7 Sep. 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