GDict

aleph

'ɑ:lif3 senses · 59 ms
Level C2
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noun/ˈɑˌlɛf//ˈɑˌlɪf/
  1. 1

    The first letter of the Proto-Canaanite alphabet, and its descendants in descended Semitic scripts, such as Phoenician 𐤀 (ʾ, ʾaleph), Aramaic 𐡀 (ʾ), Classical Syriac ܐ ('ālaph), Hebrew א (aleph) and Arabic ا (ʾalif).

  2. 2

    The cardinality of an infinite well-ordered (or well-orderable) set.

    • The axiom of choice is equivalent to the proposition that every infinite cardinal is an aleph.

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