Longman Dictionary of Contemporary English homepage

Date: 1500-1600
Language: Latin
Origin: , past participle of calculare, from calculus 'stone used in counting'; CALCULUS

calculate

verb
     
Related topics: Numbers
cal‧cu‧late S2 W3 [transitive]
1 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.
calculate (that)
Sally calculated that she'd have about £100 left.
calculate something on something
Rates are calculated on an hourly basis.
2 to guess something using as many facts as you can find
calculate (that)
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.
3

be calculated to do something

to be intended to have a particular effect:
a question calculated to embarrass him

calculate on something

phrasal verb
if you calculate on something, you are depending on it for your plans to succeed:
We're calculating on an early start.
calculate on somebody/something doing something
Ken hadn't calculated on Polson refusing his offer.

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary