Imperial cup to Cubic centimeter

imp cup

1 imp cup

cm³

284.130624998822 cm³

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Quick Reference Table (Imperial cup to Cubic centimeter)

Imperial cup (imp cup)Cubic centimeter (cm³)
0.2571.0326562497055
0.5142.065312499411
1284.130624998822
2568.261249997644
41,136.522499995288
82,273.044999990576

About Imperial cup (imp cup)

The imperial cup is a unit of volume equal to half an imperial pint, approximately 284.1 milliliters. It was historically used in British cooking recipes and is still found in older UK and Commonwealth cookbooks. The imperial cup is distinct from the US legal cup (240 mL) and the Australian metric cup (250 mL). Since the UK's adoption of metric measures, the imperial cup has largely fallen out of use, replaced by milliliters and the 250 mL metric cup.

Older British recipes (pre-1970s) may call for cups measured as imperial cups (~284 mL). A standard UK teacup holds about 1 imperial cup.

About Cubic centimeter (cm³)

A cubic centimeter (cm³), also written as cc, is the volume of a cube with 1 cm sides, exactly equal to one milliliter (1 cm³ = 1 mL). It is used in medicine for drug dosing, in automotive engineering for engine displacement (a 125 cc scooter engine), and in everyday liquid measurement. The interchangeability of cm³ and mL means a 1 mL syringe and a 1 cc syringe are identical instruments. Engine displacement is expressed in cc for small engines and liters for larger ones (1,000 cc = 1 L).

A standard sugar cube is about 1 cm³. A 1 mL syringe holds exactly 1 cm³. A small motorcycle engine might displace 125 cc.


Imperial cup – Frequently Asked Questions

One imperial cup equals approximately 284.1 mL — half an imperial pint (568 mL). This is larger than both the US legal cup (240 mL) and the Australian metric cup (250 mL).

The imperial cup is largely obsolete in modern UK cooking, which now uses metric measurements. It may appear in old British recipe books published before the 1970s metric changeover.

An imperial cup (284.1 mL) is about 18% larger than a US legal cup (240 mL). When using old British recipes in the US, 1 imperial cup ≈ 1.18 US cups — worth adjusting in baking.

Modern British recipes use metric measures: milliliters (mL) for liquids and grams (g) for solids. The BBC and major UK food publishers phased out cup measures in favor of grams through the 1970s–1990s.

There are 16 imperial cups in one imperial gallon (8 pints × 2 cups/pint = 16 cups).

Cubic centimeter – Frequently Asked Questions

Yes, 1 cubic centimeter (cm³) is exactly equal to 1 milliliter (mL). The two units are fully interchangeable. Medical syringes marked in mL and those marked in cc hold identical volumes.

In engines, cc stands for cubic centimeters and measures the total swept volume of all cylinders. A 125 cc engine has a piston displacement of 125 cm³ per cycle. Larger car engines are stated in liters: 1,000 cc = 1 L.

There are exactly 1,000 cubic centimeters in one liter. Since 1 cm³ = 1 mL, this also means 1,000 mL = 1 L — a fundamental metric relationship.

Historically, medical equipment used cubic centimeters before the milliliter became standard SI notation. Both are identical in volume. Most clinical guidelines now prefer mL, but cc persists in some specialties and syringe labeling.

A standard sugar cube, a fingertip, or a 1 mL syringe drawn full all represent roughly 1 cm³. A teaspoon holds approximately 5 cm³. A standard shot glass holds about 44 cm³.

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