## ››Convert millimetre to terametre

 mm terameter

 Did you mean to convert megametre millimetre to terameter

How many mm in 1 terameter? The answer is 1.0E+15.
We assume you are converting between millimetre and terametre.
You can view more details on each measurement unit:
mm or terameter
The SI base unit for length is the metre.
1 metre is equal to 1000 mm, or 1.0E-12 terameter.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between millimetres and terameters.
Type in your own numbers in the form to convert the units!

## ››Want other units?

You can do the reverse unit conversion from terameter to mm, or enter any two units below:

## Enter two units to convert

 From: To:

## ››Definition: Millimeter

A millimetre (American spelling: millimeter, symbol mm) is one thousandth of a metre, which is the International System of Units (SI) base unit of length. The millimetre is part of a metric system. A corresponding unit of area is the square millimetre and a corresponding unit of volume is the cubic millimetre.

## ››Definition: Terametre

The SI prefix "tera" represents a factor of 1012, or in exponential notation, 1E12.

So 1 terametre = 1012 metre.

## ››Metric conversions and more

ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!