Meaning & use
extrapolate
To estimate or conclude something unknown by extending known facts, data, or trends.
See it in a sentence
Scientists extrapolated future sea levels based on decades of temperature records.
From the small sample, researchers extrapolated conclusions about the entire population.
A note on using this word
Extrapolate is common in statistics and science, always implying that a conclusion goes beyond the directly observed data.
Words with a similar meaning
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