1. not providing useful information, knowledge, or guidance; failing to teach or educate

Examples

• The lecture was uninstructive and left students more confused than before.
• His uninstructive comments failed to clarify the complex procedure.
• The manual was uninstructive, offering no clear steps to follow.
• The meeting proved uninstructive, with no actionable insights provided.
• Her uninstructive feedback didn’t help improve the project.
• The documentary was uninstructive, lacking depth and useful information.