What is millilitre?
A millilitre is a metric unit of volume equal to one thousandth of a litre. It is commonly used in medicine, cooking, laboratory measurements, and the labelling of food and beverage products.
Real-world uses
Millilitres are used for medication dosages (cough syrup, injectable solutions), cooking measurements, cosmetic product volumes, and laboratory reagent quantities. A standard medical syringe is graduated in mL, and espresso shots are typically 25–30 mL.
History
The millilitre emerged naturally from the litre with metric prefix conventions. It became essential in medicine and laboratory science where precise small-volume measurements are critical. In medical contexts, "cc" (cubic centimetre) was long used interchangeably with mL.
Common mistakes
Confusing millilitres with cubic centimetres—they are numerically equal (1 mL = 1 cm³) but conceptually different units. Also, mixing up mL with mg; one is volume, the other is mass.
What is cubic centimetre?
A cubic centimetre is a metric unit of volume equal to one thousandth of a litre, or 1 millilitre. It is used in medicine, engine displacement specifications, and precise scientific measurements.
Real-world uses
Cubic centimetres are used for engine displacement (e.g., a 250 cc motorcycle engine), medical syringe volumes (often marked "cc"), and laboratory measurements. Small container volumes and 3D printing material estimates are expressed in cm³.
History
The cubic centimetre was the standard volume unit in the CGS system. The abbreviation "cc" became entrenched in automotive and medical fields. The JCAHO (now The Joint Commission) recommended against "cc" in medical prescriptions to reduce errors, though it persists.
Common mistakes
Using "cc" interchangeably with mL is technically acceptable (they are equal), but some medical institutions discourage "cc" because it can be misread as "00" in handwritten prescriptions.
When is this conversion used?
Converting millilitre to cubic centimetre is useful in the volume domain when comparing values across different measurement standards or applying formulas that require a specific unit.
Worked examples
1 millilitre = 1 cubic centimetre
1 cubic centimetre = 0.001 litre
How to convert millilitre to cubic centimetre
To convert millilitre to cubic centimetre, multiply the value by 1.
To convert cubic centimetre back to millilitre, multiply by 1.
Measurement standards
The cubic metre is the SI derived unit of volume. The litre, equal to exactly one cubic decimetre (0.001 m³), is accepted by the BIPM for use alongside SI units. Both the lowercase "l" and uppercase "L" are approved symbols for the litre.
Did you know?
An Olympic swimming pool holds 2,500 cubic metres of water — about 2.5 million litres. The Amazon River discharges roughly 209,000 cubic metres per second, enough to fill 84 Olympic pools every single second.
Quick reference: millilitre to cubic centimetre
| millilitre | cubic centimetre |
|---|---|
| 0.1 | 0.1 |
| 0.5 | 0.5 |
| 1 | 1 |
| 2 | 2 |
| 5 | 5 |
| 10 | 10 |
| 25 | 25 |
| 50 | 50 |
| 100 | 100 |
| 250 | 250 |
| 500 | 500 |
| 1,000 | 1,000 |
Common values
| millilitre | cubic centimetre | |
|---|---|---|
| A teaspoon | 5 millilitre | 5 cubic centimetre |
| A cup of coffee | 250 millilitre | 250 cubic centimetre |
| A water bottle | 500 millilitre | 500 cubic centimetre |
| A bathtub | 300,000 millilitre | 300,000 cubic centimetre |
| A swimming pool (Olympic) | 2.500000e+09 millilitre | 2.500000e+09 cubic centimetre |
Available Volume units
More millilitre conversions
- Convert millilitre to litre
- Convert millilitre to US gallon
- Convert millilitre to cubic metre
- Convert millilitre to Imperial gallon
- Convert millilitre to US fluid ounce
- Convert millilitre to Imperial fluid ounce
- Convert millilitre to teaspoon (metric)
- Convert millilitre to tablespoon (metric)
- Convert millilitre to cubic centimetre