Rounding

ˈraʊndɪŋ

verbmediumCommonGeneral

Definitions

3 meanings
1

To give a curved or rounded shape to something, or to move around something in a curved path.

ˈraʊndɪŋ

verbneutralmedium
General

To make something circular or spherical.

The sculptor spent hours rounding the edges of the statue.

💡 Simply: Imagine you're shaping play-dough. Rounding means making edges curved instead of pointy, or maybe going around something in a circular way, like rounding a corner on your bike!

👶 For kids: Making something look round, or going around something in a circle.

More Examples

2

The ship is rounding the cape.

How It's Used

Geometry

"The architect rounded the corners of the building."

Cooking

"The chef rounded the edges of the cake."

2

To adjust a number to a more convenient form by making it end in a 0 or 5, or to adjust it to the nearest whole number.

ˈraʊndɪŋ

verbneutralBeginner
General

To reduce a number to the nearest whole number or specified digit.

The accountant rounded the expenses to the nearest hundred.

💡 Simply: Think about giving a dollar tip! Rounding is making a number simpler. If your bill is $9.80, you might round it up to $10.00.

👶 For kids: Making a number easier to say or use by making it end with zero, like 11 to 10.

More Examples

2

When rounding to the nearest whole number, the decimal must be considered.

How It's Used

Mathematics

"We rounded the number to the nearest tenth."

Finance

"The cashier rounded the total to the nearest dollar."

Tip:Like smoothing out a rough edge on a number.
3

The process or result of making something round or changing a number to a simpler value.

ˈraʊndɪŋ

nounneutralmedium
General

The act of rounding something.

The rounding error was minimal.

💡 Simply: The act of making something round or simpler. Think of the rounding of a decimal to make an estimate!

👶 For kids: When you're making something round, or making a number easier to work with.

More Examples

2

We need to consider the rounding in our calculations.

How It's Used

Mathematics

"The rounding of pi to two decimal places is 3.14."

Navigation

"The ship completed the rounding of the island."

Tip:The action or outcome of making things circular or approximating numbers.

Idioms & expressions

Rounding error

An error that occurs when rounding numbers.

"The rounding error can impact the final calculation if the numbers are frequently used."

From Middle English *rounden*, from Old French *rondir* ("to make round"), from *rond* ("round").

Historically, "rounding" related to making things circular, but its mathematical sense became more prominent with the development of precise calculations and approximations.

Memory tip

Think of 'rounding' a curve in a road, giving a smooth shape.

roundinggroundding

Usage

40%Spoken
60%Written