Aleph-null

name

name ·Rare ·Advanced level

Definitions

Noun
  1. 1
    the smallest infinite integer wordnet
Proper Noun
  1. 1
    The first of the transfinite cardinal numbers; corresponds to the number of natural numbers. uncountable

Synonyms

All synonyms
alef nullalef zeroaleph-naughtaleph-noughtaleph-noughtaleph-zero

Etymology

From its mathematical symbol ℵ₀, from א, aleph, the first letter of the Hebrew alphabet.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.