Definitions of units for Volume

acre foot

A unit of volume commonly used in the United States in reference to large-scale water resources, such as reservoirs, aqueducts, canals, sewer flow capacity, and river flows.

barrel [UK, beer]

Unit of capacity or volume to measure beer volume In Britain. It is the volume of 36 imperial gallons, about 5.780 cubic feet or 163.66 liters.

barrel [US, dry]

The volume of a barrel varries in the United States depaending on both the commodity for which it is used and how it is defined in State law (varying from state to state). Dry barrel is used to measure fruits, vegetables and other dry commodities, except cranberries. It is defined as 105 dry quarts or 7056 cubic inches or 3.281 bushels.

barrel [US, cranberry]

A US commercial unit of capacity or volume used to measure cranberries. It is the volume of 86(45/64) dry quarts or 5826 cubic inches or 2.709 bushels.

barrel [US, beer]

A commercial unit of capacity or volume used to measure liquid such as beer and wine. Federal taxes on fermented liquors is based on a barrel of 31 gallons.

barrel [US, liquid]

Many states in US fix barrel for non fermented liquids as 31.5 gallons, which is about 4.211 cubic feet or 119.24 liters.

barrel [US, petroleum]

US customary Unit of volume still widely used for crude oil and petroleum products (symbol bbl). 1 oil barrel is equal to 42 US gallons.

bushel [UK]

Imperial unit of dry volume (symbol bu) abolished in UK but still leagally used in Canada (Weights and Measures Act W-6), which was defined as 8 Imperial gallons.

bushel [US]

US unit of dry volume (symbol bu). 1 bushel is equal to 64 dry pint or 32 dry quart or 4 peck or 2150.42 cubic inches (exactly).

cubic foot

Unit of volume based on foot, pond and second system (symbol ft³ or cu ft). 1 cubic foot = 0.028316846592 cubic metre.

cubic inch

Unit of volume based on foot, pond and second system (symbol in³ or cu in). 1 cubic inch = 16.387064 cubic centimeters exactly.

cubic meter

SI unit of volume derived from SI base unit meter (symbol m³).

cubic yard

Unit of volume based on foot, pond and second system (symbol yd³ or cu yd). 1 cubic yard = 0.764554857984 cubic metre.

cup [US]

An American customary unit of volume used in cooking recipes and pharmaceutic prescriptions. For nutrition labeling purposes, a cup means 8 fluid ounces, about 236.6 milliliters.

dram [US, fluid]

US apothtecaries unit of volume (symbol fluid dr). 1 fluid dram is 1/8 fluid ounce or 0.2255859375 cubic inch.

gallon [UK]

Imperial unit of volume (symbol gal), also known as Imperial gallon, which is defined as 4.54609 litres (The Units of Measurement Regulations 1995 ). This definition is based on the volume of 10 avoirdupois pounds of water at 62 °F.

gallon [US]

US unit of liquid volume (symbol gal), which is defined as 231 cubic inches or 4 quarts or 128 fluid ounces. It is equivalent to the volume of 3.785411784 litres.

liter

Unit of volume used with SI (symbol l or L). In 1964 the 12th CGPM redefined the litre as 1 l = 1dm3. According to the older definition, the litre was equal to 1.000028 dm3. The two symbols are on a equal footing. The CGPM will later consider retaining only one of the symbols. 

minim [UK]

Imperial unit of volume or capacity (symbol min), 1 UK minim is 1/76800 UK gallon or 1/480 UK fluid ounce.

minim [US]

US unit of liquid volume or capacity (symbol min), 1 minim is 1/61440 US gallon or 0.003759766 cubic inch.

ounce [UK, fluid]

Imperial unit of volume or capacity (symbol fl oz), 1 UK fluid ounce is 1/160 UK gallon or 28.4130625 millilitres.

ounce [US, fluid]

US unit of liquid volume or capacity (symbol fl oz), 1 fluid ounce is 1/128 US gallon or 1.8046875 cubic inches.

peck [UK]

Imperial unit of volume or capacity (symbol pk), 1 peck is 2 UK gallon or 9.09218 litres.

peck [US]

US unit of dry volume (symbol pk). 1 peck is equal to 8 dry quarts or 537.605 cubic inches (exactly).

pint [UK]

US unit of liquid volume or capacity (symbol pt), 1 pint is 1/8 UK gallon or 0.56826125 litre.

pint [US, dry]

US unit of dry volume (symbol pt), 1 dry pint is 1/64 US bushel or 33.6003125 cubic inch (exactly).

pint [US, liquid]

US unit of liquid volume or capacity (symbol pt), 1 liquid pint is 1/8 US gallon or 28.875 cubic inches.

quarter [UK, dry]

A traditional unit of volume used for measuring dry commodities such as grain. A quarter is 8 bushels (about 291 liters, based on the British imperial bushel). This unit is also known as the seam traditionally.

Tablespoon [US]

A unit of volume used in cooking recipes and pharmaceutic prescriptions (symbol tbsp). For nutrition labeling purposes, a tablespoon means 15 milliliters (mL), or 3 teaspoons.

Teaspoon [US]

A unit of volume used in cooking recipes and pharmaceutic prescriptions (symbol tsp). For nutrition labeling purposes, a teaspoon means 5 milliliters (mL), or 1/3 tablespoon.