Acronym for "Atomicity, Consistency, Isolation, Durability", as understood in data-management theory (which underlies engineering of database management systems [[DBMSs]]). Accessible introductions to the value of ACID include ones from * the aD crew [http://www.arsdigita.com/books/panda/databases-choosing] * [CL] [http://www.linuxworld.com/linuxworld/lw-1999-09/lw-09-aolserver_3.html] [[Explain why and how [MetaKit] and [MySQL] don't respect ACIDity.]] [Category Database] [Category Acronym] See also the [Acronym collection]