abinitioとは 意味・読み方・使い方

語源

From Latin ab (“from”) + initiō, ablative singular of initium (“beginning”).

発音

• (米国発音) IPA: /ˌæb ɪˈnɪʃ.i.oʊ/, /ˌæb əˈnɪt.i.oʊ/, /ˌɑb əˈnɪt.i.oʊ/

副詞

ab initio

1. (law) From the time when a law, legal right or decree, contract, ownership interest, partnership (etc.) comes into force. [Early 17 century.]

   As the Act was passed without the required quorum, the constitutional court struck down the Act and declared it to be void ab initio

   • 2007, Parliament of India, “Section 14”, in Prohibition of Child Marriage Act, 2006‎, archived from the original on 15 July 2024, page 4:

     Any child marriage solemnised in contravention of an injunction order issued under section 13, whether interim or final, shall be void ab initio.

2. (sciences) Calculated from first principles, i.e. from basic laws without any further additional assumptions.
   • 1983, Monty Python, The meaning of life, at about 1h 15':

     […] this soul does not exist ab initio, as orthodox Christianity teaches; it has to be brought into existence by a process of guided self-observation. However, this is rarely achieved, owing to man's unique ability to be distracted from spiritual matters by everyday trivia.

3. (of an academic course) Taken with no prior qualifications.

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