NSW Selective & Scholarship
Extrapolate
verb/ek-STRAP-uh-late/
To use what you already know to guess about something you do not yet know.
In contextScientists extrapolate future rainfall in the bush from years of past records.
Remember it
Extrapolate has 'extra': you stretch known facts a little extra to reach new ones.
Use it well
Use 'extrapolate' for reasoning beyond known data, common in maths and science.