extrapolator
/ɪkˈstræpəˌleɪtər/
noun
- A person or thing that uses known facts or data to guess or predict something about the future or about a situation not yet known.
- The computer program acted as an extrapolator, estimating next year's sales from last quarter's data.
- The economist was a skilled extrapolator, predicting market trends from small changes.
- As an extrapolator of weather patterns, the old sailor could forecast storms days in advance.
Synonyms