ABCD

ABCD may refer to:

Entertainment

Film

• ABCD (film), a 2005 Indian Tamil-language romance
• ABCD: American Born Confused Desi (disambiguation)
• ABCD: Any Body Can Dance, a 2013 Indian Hindi-language dance-drama
  • ABCD 2, the 2015 sequel

Music

• ABCD (song), a 2024 South Korean song by Nayeon of Twice

Science and technology

Medicine

• ABCD, a variation of ABC (medicine), a medical mnemonic
• ABCD guideline, used in diagnosis of melanoma
• ABCD rating, a staging system for prostate cancer
• ABCD syndrome, a genetic disorder
• Amphotericin B colloidal dispersion, an antifungal preparation

Other uses in science and technology

• ABCD Schema, a data exchange and access model in biology
• ABCD Study, the Adolescent Brain Cognitive Development longitudinal study
• ABCD matrix analysis, or ray transfer matrix analysis
• ABCD-parameters, in a two-port network
• ABCd, an American TV streaming service
• ABCD (add, browse, change, delete) a variation of create, read, update and delete in computer programming

Other uses

• ABCD line, embargoes placed against the Japanese Empire by the Americans, British, Chinese and Dutch
• ABCD Region, an industrial district outside of São Paulo, Brazil
• ABCD ships (Atlanta, Boston, Chicago and Dolphin) of Delaware River Iron Ship Building and Engine Works
• Action for Boston Community Development, an American organization
• American-born confused desi, informal term for South Asian Americans
• Asset-based community development, a methodology for the sustainable development of communities
• Association of Better Computer Dealers, now CompTIA
• "ABCD" companies that dominate world agricultural commodity trading: Archer-Daniels-Midland, Bunge, Cargill, Louis Dreyfus

See also

• ABC (disambiguation)
• ABCD1, a protein
• ABCD² score, a score for determining the risk of stroke after a transient ischemic attack
• English alphabet