Bolus

Bolus may refer to:

Geography

Bolus (digestion), a ball-shaped mass moving through the digestive tract
Bolus (medicine), the administration of a drug, medication or other substance in the form of a single, large dose
Bolus (radiation therapy), a tissue equivalent substance used in radiation therapy
Bolus tracking, technique used in computed tomography imaging, to visualise vessels more clearly
Triple bolus test, a medical diagnostic procedure used to assess pituitary function

Bolus of Mendes (3rd century BC), esoteric Greek philosopher
Brian Bolus (born 1934), former English cricketer who played in 7 Tests from 1963
Frank Bolus (1864–1939), English cricketer for Somerset
Harry Bolus (1834–1911), South African botanist, botanical artist, businessman and philanthropist
Edward John Bolus (1897–?), poet, civil servant, and clergyman
Louisa Bolus (Harriet Margaret Louisa Bolus née Kensit, 1877–1970), South African botanist
Malvina Bolus (1906–1997), Canadian historian and art collector, and editor of the Hudson's Bay Company magazine The Beaver

Bolus, a type of space tether, in spaceflight
Bolus armenus, an example of a bole (a reddish soft variety of clay used as a pigment)
Bolus Herbarium, an herbarium at the University of Cape Town established in 1865 from a donation by Harry Bolus
Bolus hook, an instrument in a Jacquard loom
Zeeuwse Bolus, a pastry from the Netherlands
Bolus (Belgium), a Belgian pastry