Adi

Adi or ADI may refer to:

Names and titles

Adi (mythology), an Asura in Hindu faith who appears in the Matsya Purāṇa
Adi (name), a given name in Hebrew and a nickname in other languages
Adi (title), a Fijian title used by females of chiefly rank
Adi Shankara, the First Shankara, Indian philosopher, founder of the Advaita-Vedanta school and the religious order

ADI Corporation, a defunct Taiwanese computer monitor manufacturer
Aerodynamics Inc., a small airline in the US
Aircraft Designs Inc, an aircraft design firm in Monterey, California
Alfred Deakin Institute, at Deakin University, in Geelong, Australia
American Documentation Institute, former name of the Association for Information Science and Technology
Analog Devices, Inc., producer of semiconductors
Animal Defenders International, a nonprofit campaigning group
Associazione per il Disegno Industriale
Australian Defence Industries, former name of Thales Australia
Australian Doctors International
Independent Democratic Action (Portuguese: Acção Democrática Independente), a political party in São Tomé and Príncipe

Acceptable daily intake, in health and medicine
Acting detective inspector, a type of police inspector
Africa Development Indicators, a compilation of data assembled by the World Bank
Alternating direction implicit method for solving partial differential equations
Ángeles del Infierno, a Spanish heavy metal band
Anti-detonant injection, another name for water injection in internal combustion engines
Approved Driving Instructor, a qualified UK car driver trainer
Area of dominant influence, term used by Arbitron in media marketing
Authorised deposit-taking institution, a corporation authorised under the Australian Commonwealth Banking Act 1959
Autism Diagnostic Interview, a parent interview used to aid diagnosis of autism

Adinatha, 1st Jain Tirthankara
ADI 4277 and ADPF 132 v. Brazilian civil union, actions to civil union equality
Adi (film), a 2023 Indian Malaylam-language comedy-drama film
Adi people, a tribe living in Arunachal Pradesh, India
- Adi language, the Tibeto-Burman language spoken by the Adi
Adi language (Galo), a related language spoken by the Galo people of Arunachal Pradesh
Adi tala, a tala (rhythm) in Carnatic music
Banu Adi, a clan of the Quraish tribe of Mecca
Mancala, a variant of the game
Adi Parva, the first book of the ancient Indian epic Mahabharata