Medicine. 1  hs, medical abbreviation for hours of sleep. 2  h.s., medical abbreviation for the Latin phrase hora somni (at bedtime) 3  Hereditary spherocytosis, a genetic disorder marked by hemolytic anemia.  Hidradenitis suppurativa, a skin condition affecting apocrine sweat glands and hair follicles.
Anti-Defamation League. For other uses, see Anti-Defamation League (disambiguation). The Anti-Defamation League (ADL; formerly known as the Anti-Defamation League of B'nai B'rith) is an international Jewish non-governmental organization based in the United States.
The ADL website includes âprofilesâ of Muslim organizations, with the clear purpose of smearing and marginalizing them, including ICNA, CAIR, AMP, MAS, and others. The ADL has worked against Affirmative Action, filing court briefs against the promotion of black prison guards in New York.