|Look up ab initio in Wiktionary, the free dictionary.|
Ab initio is a Latin term used in English, meaning from the beginning.
Ab initio may also refer to:
- Ab Initio (company), an ETL Tool Software Company in the field of Data Warehousing.
- Ab initio quantum chemistry methods
- Marriages annulled under the Catholic Church are considered as annulled ab initio, meaning that the marriage was invalid from the beginning
| This disambiguation page lists articles associated with the title Ab initio.
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