Carat (mass)
The carat (ct) is a unit of mass equal to 200 mg (0.00705 oz) or 0.00643 troy oz, and is used for measuring gemstones and pearls.The current definition, sometimes known as the metric carat, was adopte
Cup (unit)
The cup is a cooking measure of volume, commonly associated with cooking and serving sizes. In the US, it is traditionally equal to one-half US pint (236.6 ml). Because actual drinking cups may differ
Quintal
The quintal or centner is a historical unit of mass in many countries which is usually defined as 100 base units, such as pounds or kilograms. It is a traditional unit of weight in France, Portugal, a
Bunder
A bunder or bonnier is an obsolete unit of area previously used in the Low Countries (Belgium and the Netherlands).
Drop (unit)
The drop is an approximated unit of measure of volume, the amount dispensed as one drop from a dropper or drip chamber. It is often used in giving quantities of liquid drugs to patients, and occasiona
Stremma
The stremma (pl. stremmata; Greek: στρέμμα, strémma) is a Greek unit of land area equal to 1,000 square metres. Historically, stremmata were not standardized, and may have been anywhere from 900–1,900
Pound (mass)
The pound or pound-mass is a unit of mass used in British imperial and United States customary systems of measurement. Various definitions have been used; the most common today is the international av
Jerib
The jerib or djerib (Persian: جریب; Turkish: cerip) is a traditional unit of land measurement in the Middle East and southwestern Asia. It is a unit of area used to measure land holdings (real propert
Tablespoon
A tablespoon (tbsp. , Tbsp. , Tb. , or T.) is a large spoon. In many English-speaking regions, the term now refers to a large spoon used for serving; however, in some regions, it is the largest type o
Dunam
A dunam (Ottoman Turkish, Arabic: دونم; Turkish: dönüm; Hebrew: דונם), also known as a donum or dunum and as the old, Turkish, or Ottoman stremma, was the Ottoman unit of area equivalent to the Greek
Teaspoon
A teaspoon (tsp.) is an item of cutlery. It is a small spoon that can be used to stir a cup of tea or coffee, or as a tool for measuring volume. The size of teaspoons ranges from about 2.5 to 7.3 mL (
Fifth (unit)
A fifth is a unit of volume formerly used for wine and distilled beverages in the United States, equal to one fifth of a US liquid gallon, or 25+3⁄5 U.S. fluid ounces (757 milliliters); it has been su