•
Apothecaries' system •
Atom (time) – a hypothetical unit of time used in the
Middle Ages •
Bahar – a unit of length in
Iran, and was a unit of mass in
Oman •
Batman – mostly a unit of mass, but sometimes a unit of area •
Demal – unit of concentration •
Dimi (metric prefix) – a discontinued non-
SI metric prefix for 10−4 •
Einstein – unit of energy, and a unit of
amount of substance •
Fanega – a unit of dry volume, and a unit of area •
Fresnel – a unit of frequency •
Garce – a unit of dry volume in India, and a unit of mass in
Sri Lanka •
Hobbit – a unit of volume, or, more rarely, of weight •
Kula – a unit of area in India, and mass in
Morocco •
Last – a unit of mass or volume •
League – usually a unit of length, but sometimes a unit of area •
Mache •
Mesures usuelles •
Perch – most commonly a unit of area, but sometimes a unit of length or volume •
Pièze – a unit of pressure •
Quibi – a unit of time equal to 10 minutes. First used in Quibi's own
Super Bowl LIII advertising campaign, this word saw small amounts of ironic adoption. •
Rood – a unit of area or length •
Sack – originally a medieval unit of mass, equal to 26
stone (364 pounds, or about 165 kg). Since a unit of
dry volume, equal to 24
imperial gallons (about 109 liters). •
Schoenus – a unit of area or length •
Scrupulum – a unit of area, mass, or time •
Seam – a unit of mass or volume •
Seer – a unit of mass or volume •
Toise – a unit of area, length, or volume •
Tub – usually a unit of mass, but sometimes a unit of volume •
Uncia – an ancient
Roman unit of length, mass, or volume •
Wey – a unit of mass or volume •
Winchester measure – a system of volume measurement ==See also==