aleph

Thân thiện

A student points to the letter aleph on a classroom poster.

Definition

Noun: 1. The first letter of the Hebrew alphabet: Aleph is the initial letter in the Hebrew script, analogous to 'A' in the English alphabet. It is often silent or represents a glottal stop in pronunciation.

Usage Examples

• In the Hebrew alphabet, is the first character.
• The word begins with an .
• Scholars study the symbolic meanings associated with the letter .

Advanced Usage

• In Mathematics and Set Theory: In transfinite numbers, aleph-null (ℵ₀) denotes the smallest infinite cardinal number, representing the cardinality of the set of all natural numbers.
  • The concept of aleph-null is fundamental to understanding different sizes of infinity.

Variants and Related Words

• Aleph-null / Aleph-zero (n): The symbol ℵ₀ used in mathematics.
• Aleph-bet (n): A term for the Hebrew alphabet, derived from its first two letters, and .

Synonyms

• First letter (of the Hebrew alphabet)
• Initial character

Notes on Meaning

While aleph itself strictly refers to the Hebrew letter, its most prominent extended use is in the field of mathematics within the compound term aleph-null. It does not have independent meanings as a verb or adjective.

Học thuật

Noun

1. the 1st letter of the Hebrew alphabet