|Origin:||, past participle of calculare, from calculus 'stone used in counting'; CALCULUS|
cal‧cu‧late S2 W3 [transitive]
to find out how much something will cost, how long something will take etc, by using numbers:
These instruments calculate distances precisely.
calculate how much/how many etc
I'm trying to calculate how much paint we need.
Sally calculated that she'd have about £100 left.
calculate something on something
Rates are calculated on an hourly basis.
to guess something using as many facts as you can find
Researchers calculated that this group was at a higher risk of heart disease.
calculate how/what/whether etc
It's difficult to calculate what effect all these changes will have on the company.
to be intended to have a particular effect:
a question calculated to embarrass him
calculate on somethingphrasal verb
We're calculating on an early start.
calculate on somebody/something doing something
Ken hadn't calculated on Polson refusing his offer.