1. relating to or involving approximation; roughly accurate but not exact
Usage: formal; technical

Examples

• The scientist used an approximative method to calculate the distance.
• Her approximative understanding of the concept was sufficient for the basic course.
• The approximative value gave them a general idea of the cost.
• This approximative approach works well for preliminary studies.
• The approximative nature of the measurement made precise conclusions difficult.
• They relied on approximative data when exact figures were unavailable.