Sidis may refer to: *

Boris Sidis Boris Sidis (; October 12, 1867 – October 24, 1923) was a Ukrainian-American psychologist, physician, psychiatrist, and philosopher of education. Sidis founded the New York State Psychopathic Institute and the ''Journal of Abnormal Psycholo ...

(1867–1923), psychologist, psychiatrist, and psychopathologist, father of William James Sidis * William James Sidis (1898–1944), eccentric genius and child prodigy, son of Boris * ''Sidis'' (genus), a genus of

lady beetle Coccinellidae () is a widespread family of small beetles ranging in size from . They are commonly known as ladybugs in North America and ladybirds in Great Britain. Some entomologists prefer the names ladybird beetles or lady beetles as they ...

s, in the family Coccinellidae * The Sidi or

Siddi The Siddi (), also known as the Sheedi, Sidi, or Siddhi, or Habshi are an ethnic group inhabiting India and Pakistan. They are primarily descended from the Bantu peoples of the Zanj coast in Southeast Africa and Ethiopia, most whom arrived to ...

, an Indian and Pakistani ethnic group of mainly East African descent *

Semi-Inclusive Deep Inelastic Scattering In high energy particle physics nucleon-lepton scattering, the semi-inclusive deep inelastic scattering (SIDIS) is a method to obtain information on the nucleon structure.

, a process in high energy particle physics.

See also