multiply
[verb]
Synonyms:
- increase, build up, expand, extend, proliferate, spread
- reproduce, breed, propagate

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English Thesaurus: calculate, work out, figure out, count, total, ...

[TahlilGaran] English Synonym Dictionary ▲

mul‧ti‧ply /ˈmʌltəplaɪ, ˈmʌltɪplaɪ/ verb (past tense and past participle multiplied, present participle multiplying, third person singular multiplies)
[Date: 1100-1200; Language: Old French; Origin: multiplier, from Latin multiplicare, from multiplex; ⇒ multiplex]

1. [intransitive and transitive] to do a calculation in which you add a number to itself a particular number of times ⇒ divide:
Children will learn to multiply in the second grade.
multiply something by something
Multiply the total by 12.

2. [intransitive and transitive] to increase by a large amount or number, or to make something do this:
The amount of information available has multiplied.
Smoking multiplies the risk of heart attacks and other health problems.

3. [intransitive] to breed:
Bacteria multiply quickly in warm food.

[TahlilGaran] Dictionary of Contemporary English ▲

multiply
verb
ADV. fourfold, fivefold, manifold, etc. Just imagine all the problems we've been having, multiplied a thousandfold.
endlessly, indefinitely | quickly, rapidly micro-organisms that multiply rapidly
together, up Multiply these two figures together. If you are cooking for more people, just multiply up the quantities.
PREP. by 2 multiplied by 4 makes 8 (= 2x4=8)

[TahlilGaran] Collocations Dictionary ▲

calculate formal to find out an amount, price, or value by adding numbers together:
The students calculated the cost of printing 5000 copies of their book.
work out to calculate something. Work out is less formal than calculate, and is more common in everyday English:
You need to work out how much you will need to borrow.
figure out (also figure American English) informal to calculate an amount:
We still haven't figured out how much it's all going to cost.
the method for figuring welfare payments
count to find out the total number of things or people in a group by looking at each one and adding them all together:
The teacher counted the children as they got on the bus.
total (also total up) to add a number of things together to get a final number:
Once the scores have been totaled, we will announce the winner.
Okay, now let's total up who had the most points.
quantify formal to say how much something costs, how much of it there is, how serious or effective it is etc:
I think it's difficult to quantify the cost at the moment, for a variety of reasons.
How do you quantify the benefits of the treatment?
a reliable method for quantifying the amount of calcium in the blood
assess formal to calculate what the value or cost of something is, or decide how good, bad etc something is:
The value of the paintings was assessed at $20 million.
They are still assessing the damage.
We need to have a better way of assessing students' progress.
estimate to guess an amount, price, or number as exactly as you can, based on the knowledge you have:
The police department estimates that the number of violent crimes will decrease by 2%.
put a figure on something to say what you think the exact total amount or value of something is, especially when it is a lot:
It's hard to put a figure on it, but the final cost is likely to be over £225 million.
The company has refused to put a figure on its losses.
project to calculate what an amount will be in the future, using the information you have now:
The company projects sales of $4 million this year.
add to put two or more numbers together to find the total:
If you add 7 and 5, you get 12.
subtract/take away to reduce one number by another number. take something away sounds more informal than subtract:
If you subtract 12 from 15, you get 3.
multiply to add a number to itself a particular number of times:
4 multiplied by 10 is 40.
divide to calculate how many times one number contains another number:
10 divided by 2 equals 5.

[TahlilGaran] English Thesaurus ▲