1. the action of estimating or concluding something by extending or projecting known information
Usage: mathematics; statistics
2. a conclusion reached by extrapolating from known facts or observations

Examples

• The scientist used extrapolation to predict future climate trends based on current data.
• Her extrapolation from the survey results suggested a significant increase in sales.
• The graph shows an extrapolation of population growth over the next decade.
• By extrapolation, we can estimate the company’s revenue for next year.
• The economist’s extrapolation proved accurate when the market behaved as predicted.
• Mathematical extrapolation helped researchers fill in missing data points.