1. lacking a clearly defined organization, framework, or formal arrangement
Usage: often used in technical or academic contexts

Examples

• The nonstructured interview allowed candidates to speak freely about their experiences.
• Researchers collected nonstructured data from open-ended survey responses.
• The company adopted a nonstructured approach to team meetings.
• Nonstructured learning environments can foster creativity in students.
• The database contained both structured and nonstructured information.
• His nonstructured writing style made the essay difficult to follow.